504075664 has 20 divisors (see below), whose sum is σ = 979119004. Its totient is φ = 251399808.

The previous prime is 504075641. The next prime is 504075673. The reversal of 504075664 is 466570405.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 299013264 + 205062400 = 17292^2 + 14320^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33327 + ... + 46030.

Almost surely, 2^504075664 is an apocalyptic number.

It is an amenable number.

504075664 is a deficient number, since it is larger than the sum of its proper divisors (475043340).

504075664 is a wasteful number, since it uses less digits than its factorization.

504075664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79762 (or 79756 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 504075664 is about 22451.6294286183. The cubic root of 504075664 is about 795.8512638438.

The spelling of 504075664 in words is "five hundred four million, seventy-five thousand, six hundred sixty-four".