57731683 has 2 divisors, whose sum is σ = 57731684. Its totient is φ = 57731682.

The previous prime is 57731659. The next prime is 57731693. The reversal of 57731683 is 38613775.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57731683 - 2²¹ = 55634531 is a prime.

It is not a weakly prime, because it can be changed into another prime (57731693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28865841 + 28865842.

It is an arithmetic number, because the mean of its divisors is an integer number (28865842).

Almost surely, 2^57731683 is an apocalyptic number.

57731683 is a deficient number, since it is larger than the sum of its proper divisors (1).

57731683 is an equidigital number, since it uses as much as digits as its factorization.

57731683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 57731683 is about 7598.1368110873. The cubic root of 57731683 is about 386.4898320252.

The spelling of 57731683 in words is "fifty-seven million, seven hundred thirty-one thousand, six hundred eighty-three".