45691264 has 32 divisors (see below), whose sum is σ = 91432800. Its totient is φ = 22743552.

The previous prime is 45691231. The next prime is 45691301. The reversal of 45691264 is 46219654.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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, 33769 + ... + 35095.

It is an arithmetic number, because the mean of its divisors is an integer number (2857275).

Almost surely, 2^45691264 is an apocalyptic number.

It is an amenable number.

45691264 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

45691264 is a wasteful number, since it uses less digits than its factorization.

45691264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610 (or 1598 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 45691264 is about 6759.5313447013. The cubic root of 45691264 is about 357.5013813173.

It can be divided in two parts, 456912 and 64, that added together give a 4-th power (456976 = 26⁴).

The spelling of 45691264 in words is "forty-five million, six hundred ninety-one thousand, two hundred sixty-four".