505897696 has 48 divisors (see below), whose sum is σ = 1100451744. Its totient is φ = 227713024.

The previous prime is 505897687. The next prime is 505897727. The reversal of 505897696 is 696798505.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7705 + ... + 32728.

It is an arithmetic number, because the mean of its divisors is an integer number (22926078).

Almost surely, 2^505897696 is an apocalyptic number.

It is an amenable number.

505897696 is an abundant number, since it is smaller than the sum of its proper divisors (594554048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505897696 is a wasteful number, since it uses less digits than its factorization.

505897696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40483 (or 40475 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 55.

The square root of 505897696 is about 22492.1696596838. The cubic root of 505897696 is about 796.8090055325.

It can be divided in two parts, 50589 and 7696, that added together give a palindrome (58285).

The spelling of 505897696 in words is "five hundred five million, eight hundred ninety-seven thousand, six hundred ninety-six".