507796864 has 32 divisors (see below), whose sum is σ = 1044267840. Its totient is φ = 245706240.

The previous prime is 507796837. The next prime is 507796867. The reversal of 507796864 is 468697705.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (507796867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60019 + ... + 67954.

It is an arithmetic number, because the mean of its divisors is an integer number (32633370).

Almost surely, 2^507796864 is an apocalyptic number.

It is an amenable number.

507796864 is an abundant number, since it is smaller than the sum of its proper divisors (536470976).

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

507796864 is a wasteful number, since it uses less digits than its factorization.

507796864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128018 (or 128006 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 52.

The square root of 507796864 is about 22534.3485372886. The cubic root of 507796864 is about 797.8048488150.

The spelling of 507796864 in words is "five hundred seven million, seven hundred ninety-six thousand, eight hundred sixty-four".