57645572 has 12 divisors (see below), whose sum is σ = 106813980. Its totient is φ = 27127296.

The previous prime is 57645569. The next prime is 57645617. The reversal of 57645572 is 27554675.

57645572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 35593156 + 22052416 = 5966^2 + 4696^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423797 + ... + 423932.

It is an arithmetic number, because the mean of its divisors is an integer number (8901165).

Almost surely, 2^57645572 is an apocalyptic number.

It is an amenable number.

57645572 is a deficient number, since it is larger than the sum of its proper divisors (49168408).

57645572 is a wasteful number, since it uses less digits than its factorization.

57645572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847750 (or 847748 counting only the distinct ones).

The product of its digits is 294000, while the sum is 41.

The square root of 57645572 is about 7592.4681099100. The cubic root of 57645572 is about 386.2975771838.

The spelling of 57645572 in words is "fifty-seven million, six hundred forty-five thousand, five hundred seventy-two".