64679464 has 16 divisors (see below), whose sum is σ = 121472820. Its totient is φ = 32286720.

The previous prime is 64679443. The next prime is 64679471. The reversal of 64679464 is 46497646.

It can be written as a sum of positive squares in 2 ways, for example, as 62252100 + 2427364 = 7890^2 + 1558^2 .

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, 1179 + ... + 11434.

Almost surely, 2^64679464 is an apocalyptic number.

It is an amenable number.

64679464 is a deficient number, since it is larger than the sum of its proper divisors (56793356).

64679464 is a wasteful number, since it uses less digits than its factorization.

64679464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13260 (or 13256 counting only the distinct ones).

The product of its digits is 870912, while the sum is 46.

The square root of 64679464 is about 8042.3543816472. The cubic root of 64679464 is about 401.4105698844.

It can be divided in two parts, 6467 and 9464, that added together give a triangular number (15931 = T₁₇₈).

The spelling of 64679464 in words is "sixty-four million, six hundred seventy-nine thousand, four hundred sixty-four".