64679325 has 24 divisors (see below), whose sum is σ = 112567200. Its totient is φ = 32679360.

The previous prime is 64679317. The next prime is 64679333. The reversal of 64679325 is 52397646.

It is an interprime number because it is at equal distance from previous prime (64679317) and next prime (64679333).

It is not a de Polignac number, because 64679325 - 2³ = 64679317 is a prime.

It is a Curzon number.

It is a congruent number.

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, 21270 + ... + 24119.

It is an arithmetic number, because the mean of its divisors is an integer number (4690300).

Almost surely, 2^64679325 is an apocalyptic number.

It is an amenable number.

64679325 is a deficient number, since it is larger than the sum of its proper divisors (47887875).

64679325 is a wasteful number, since it uses less digits than its factorization.

64679325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45421 (or 45416 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The square root of 64679325 is about 8042.3457398945. The cubic root of 64679325 is about 401.4102823325.

The spelling of 64679325 in words is "sixty-four million, six hundred seventy-nine thousand, three hundred twenty-five".