57464645 has 16 divisors (see below), whose sum is σ = 82957440. Its totient is φ = 37329984.

The previous prime is 57464621. The next prime is 57464677. The reversal of 57464645 is 54646475.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-57464645 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42542 + ... + 43871.

It is an arithmetic number, because the mean of its divisors is an integer number (5184840).

Almost surely, 2^57464645 is an apocalyptic number.

It is an amenable number.

57464645 is a deficient number, since it is larger than the sum of its proper divisors (25492795).

57464645 is a wasteful number, since it uses less digits than its factorization.

57464645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86444.

The product of its digits is 403200, while the sum is 41.

The square root of 57464645 is about 7580.5438459256. The cubic root of 57464645 is about 385.8930077434.

The spelling of 57464645 in words is "fifty-seven million, four hundred sixty-four thousand, six hundred forty-five".