507643364 has 12 divisors (see below), whose sum is σ = 892063788. Its totient is φ = 252768000.

The previous prime is 507643363. The next prime is 507643399. The reversal of 507643364 is 463346705.

It can be written as a sum of positive squares in 2 ways, for example, as 418529764 + 89113600 = 20458^2 + 9440^2 .

It is not an unprimeable number, because it can be changed into a prime (507643361) 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, 262337 + ... + 264264.

It is an arithmetic number, because the mean of its divisors is an integer number (74338649).

Almost surely, 2^507643364 is an apocalyptic number.

It is an amenable number.

507643364 is a deficient number, since it is larger than the sum of its proper divisors (384420424).

507643364 is a wasteful number, since it uses less digits than its factorization.

507643364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526846 (or 526844 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 38.

The square root of 507643364 is about 22530.9423682189. The cubic root of 507643364 is about 797.7244522400.

The spelling of 507643364 in words is "five hundred seven million, six hundred forty-three thousand, three hundred sixty-four".