504400916 has 6 divisors (see below), whose sum is σ = 882701610. Its totient is φ = 252200456.

The previous prime is 504400843. The next prime is 504400921. The reversal of 504400916 is 619004405.

It can be written as a sum of positive squares in only one way, i.e., 500416900 + 3984016 = 22370^2 + 1996^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63050111 + ... + 63050118.

It is an arithmetic number, because the mean of its divisors is an integer number (147116935).

Almost surely, 2^504400916 is an apocalyptic number.

It is an amenable number.

504400916 is a deficient number, since it is larger than the sum of its proper divisors (378300694).

504400916 is a wasteful number, since it uses less digits than its factorization.

504400916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126100233 (or 126100231 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 504400916 is about 22458.8716546491. The cubic root of 504400916 is about 796.0223998983.

The spelling of 504400916 in words is "five hundred four million, four hundred thousand, nine hundred sixteen".