57732373 has 2 divisors, whose sum is σ = 57732374. Its totient is φ = 57732372.

The previous prime is 57732347. The next prime is 57732397. The reversal of 57732373 is 37323775.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39225169 + 18507204 = 6263^2 + 4302^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57732373 is a prime.

It is a super-2 number, since 2×57732373² = 6666053784422258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57732313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28866186 + 28866187.

It is an arithmetic number, because the mean of its divisors is an integer number (28866187).

Almost surely, 2^57732373 is an apocalyptic number.

It is an amenable number.

57732373 is a deficient number, since it is larger than the sum of its proper divisors (1).

57732373 is an equidigital number, since it uses as much as digits as its factorization.

57732373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92610, while the sum is 37.

The square root of 57732373 is about 7598.1822168200. The cubic root of 57732373 is about 386.4913717743.

The spelling of 57732373 in words is "fifty-seven million, seven hundred thirty-two thousand, three hundred seventy-three".