57626643 has 8 divisors (see below), whose sum is σ = 76870800. Its totient is φ = 38400128.

The previous prime is 57626627. The next prime is 57626659. The reversal of 57626643 is 34662675.

57626643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (57626627) and next prime (57626659).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57626643 - 2⁴ = 57626627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57626603) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9343 + ... + 14231.

It is an arithmetic number, because the mean of its divisors is an integer number (9608850).

Almost surely, 2^57626643 is an apocalyptic number.

57626643 is a deficient number, since it is larger than the sum of its proper divisors (19244157).

57626643 is a wasteful number, since it uses less digits than its factorization.

57626643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8821.

The product of its digits is 181440, while the sum is 39.

The square root of 57626643 is about 7591.2214432198. The cubic root of 57626643 is about 386.2552898805.

The spelling of 57626643 in words is "fifty-seven million, six hundred twenty-six thousand, six hundred forty-three".