64562475 has 24 divisors (see below), whose sum is σ = 112363840. Its totient is φ = 32620320.

The previous prime is 64562467. The next prime is 64562489. The reversal of 64562475 is 57426546.

It is not a de Polignac number, because 64562475 - 2³ = 64562467 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21229 + ... + 24078.

Almost surely, 2^64562475 is an apocalyptic number.

64562475 is a deficient number, since it is larger than the sum of its proper divisors (47801365).

64562475 is a wasteful number, since it uses less digits than its factorization.

64562475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45339 (or 45334 counting only the distinct ones).

The product of its digits is 201600, while the sum is 39.

The square root of 64562475 is about 8035.0777843155. The cubic root of 64562475 is about 401.1684066583.

The spelling of 64562475 in words is "sixty-four million, five hundred sixty-two thousand, four hundred seventy-five".