63504364 has 24 divisors (see below), whose sum is σ = 138555648. Its totient is φ = 24741840.

The previous prime is 63504359. The next prime is 63504373. The reversal of 63504364 is 46340536.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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, 102784 + ... + 103399.

It is an arithmetic number, because the mean of its divisors is an integer number (5773152).

Almost surely, 2^63504364 is an apocalyptic number.

It is an amenable number.

63504364 is an abundant number, since it is smaller than the sum of its proper divisors (75051284).

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

63504364 is a wasteful number, since it uses less digits than its factorization.

63504364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206205 (or 206203 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 63504364 is about 7968.9625422636. The cubic root of 63504364 is about 398.9647479445.

The spelling of 63504364 in words is "sixty-three million, five hundred four thousand, three hundred sixty-four".