A numeric property application
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Numbers is an application to view/check various properties of a number. At present here a list of what's available:
Apocalyptic power
Automorphic (curious)
Abundant,perfect,deficient
Cube
Divisors
Practical
Powerful
Even,odd
Evil,odious
Pentagonal
Repunit
Tetrahedral (pyramidal)
Catalan
Pronic (heteromecic)
Lazy caterer
Square-free
Power of 2
Smith
Happy
Narcissistic (Plus Perfect)
Palindrome
Palindrome prime
Prime,composite
Square
Triangular
Twin prime
Undulating