57005929 has 2 divisors, whose sum is σ = 57005930. Its totient is φ = 57005928.

The previous prime is 57005911. The next prime is 57005933. The reversal of 57005929 is 92950075.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41951529 + 15054400 = 6477^2 + 3880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57005929 is a prime.

It is not a weakly prime, because it can be changed into another prime (57005959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28502964 + 28502965.

It is an arithmetic number, because the mean of its divisors is an integer number (28502965).

Almost surely, 2^57005929 is an apocalyptic number.

It is an amenable number.

57005929 is a deficient number, since it is larger than the sum of its proper divisors (1).

57005929 is an equidigital number, since it uses as much as digits as its factorization.

57005929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 37.

The square root of 57005929 is about 7550.2270826777. The cubic root of 57005929 is about 384.8634563862.

The spelling of 57005929 in words is "fifty-seven million, five thousand, nine hundred twenty-nine".