57074737 has 2 divisors, whose sum is σ = 57074738. Its totient is φ = 57074736.

The previous prime is 57074713. The next prime is 57074741. The reversal of 57074737 is 73747075.

57074737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43243776 + 13830961 = 6576^2 + 3719^2 .

It is a cyclic number.

It is not a de Polignac number, because 57074737 - 2²³ = 48686129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57074737.

It is not a weakly prime, because it can be changed into another prime (57072737) 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 as a sum of consecutive naturals, namely, 28537368 + 28537369.

It is an arithmetic number, because the mean of its divisors is an integer number (28537369).

Almost surely, 2^57074737 is an apocalyptic number.

It is an amenable number.

57074737 is a deficient number, since it is larger than the sum of its proper divisors (1).

57074737 is an equidigital number, since it uses as much as digits as its factorization.

57074737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144060, while the sum is 40.

The square root of 57074737 is about 7554.7823926305. The cubic root of 57074737 is about 385.0182416724.

The spelling of 57074737 in words is "fifty-seven million, seventy-four thousand, seven hundred thirty-seven".