57732643 has 2 divisors, whose sum is σ = 57732644. Its totient is φ = 57732642.

The previous prime is 57732637. The next prime is 57732671. The reversal of 57732643 is 34623775.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57732643 - 2⁵ = 57732611 is a prime.

It is not a weakly prime, because it can be changed into another prime (57732673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28866321 + 28866322.

It is an arithmetic number, because the mean of its divisors is an integer number (28866322).

Almost surely, 2^57732643 is an apocalyptic number.

57732643 is a deficient number, since it is larger than the sum of its proper divisors (1).

57732643 is an equidigital number, since it uses as much as digits as its factorization.

57732643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 37.

The square root of 57732643 is about 7598.1999842068. The cubic root of 57732643 is about 386.4919742814.

The spelling of 57732643 in words is "fifty-seven million, seven hundred thirty-two thousand, six hundred forty-three".