64479562 has 16 divisors (see below), whose sum is σ = 112349952. Its totient is φ = 27180720.

The previous prime is 64479553. The next prime is 64479587. The reversal of 64479562 is 26597446.

It is a happy number.

It is a super-2 number, since 2×64479562² = 8315227831423688, which contains 22 as substring.

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, 36898 + ... + 38605.

It is an arithmetic number, because the mean of its divisors is an integer number (7021872).

Almost surely, 2^64479562 is an apocalyptic number.

64479562 is a deficient number, since it is larger than the sum of its proper divisors (47870390).

64479562 is a wasteful number, since it uses less digits than its factorization.

64479562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75573.

The product of its digits is 362880, while the sum is 43.

The square root of 64479562 is about 8029.9166869900. The cubic root of 64479562 is about 400.9966023970.

The spelling of 64479562 in words is "sixty-four million, four hundred seventy-nine thousand, five hundred sixty-two".