57532733 has 2 divisors, whose sum is σ = 57532734. Its totient is φ = 57532732.

The previous prime is 57532663. The next prime is 57532759. The reversal of 57532733 is 33723575.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56145049 + 1387684 = 7493^2 + 1178^2 .

It is a cyclic number.

It is not a de Polignac number, because 57532733 - 2⁸ = 57532477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57532693 and 57532702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57532763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28766366 + 28766367.

It is an arithmetic number, because the mean of its divisors is an integer number (28766367).

Almost surely, 2^57532733 is an apocalyptic number.

It is an amenable number.

57532733 is a deficient number, since it is larger than the sum of its proper divisors (1).

57532733 is an equidigital number, since it uses as much as digits as its factorization.

57532733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 66150, while the sum is 35.

The square root of 57532733 is about 7585.0334870718. The cubic root of 57532733 is about 386.0453583037.

The spelling of 57532733 in words is "fifty-seven million, five hundred thirty-two thousand, seven hundred thirty-three".