64569248 has 24 divisors (see below), whose sum is σ = 127643040. Its totient is φ = 32152000.

The previous prime is 64569229. The next prime is 64569259. The reversal of 64569248 is 84296546.

It is a junction number, because it is equal to n+sod(n) for n = 64569199 and 64569208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4013 + ... + 12051.

It is an arithmetic number, because the mean of its divisors is an integer number (5318460).

Almost surely, 2^64569248 is an apocalyptic number.

It is an amenable number.

64569248 is a deficient number, since it is larger than the sum of its proper divisors (63073792).

64569248 is a wasteful number, since it uses less digits than its factorization.

64569248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8300 (or 8292 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 64569248 is about 8035.4992377574. The cubic root of 64569248 is about 401.1824345107.

The spelling of 64569248 in words is "sixty-four million, five hundred sixty-nine thousand, two hundred forty-eight".