57435929 has 2 divisors, whose sum is σ = 57435930. Its totient is φ = 57435928.

The previous prime is 57435919. The next prime is 57435949. The reversal of 57435929 is 92953475.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57032704 + 403225 = 7552^2 + 635^2 .

It is a cyclic number.

It is not a de Polignac number, because 57435929 - 2¹² = 57431833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57435929.

It is not a weakly prime, because it can be changed into another prime (57435919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28717964 + 28717965.

It is an arithmetic number, because the mean of its divisors is an integer number (28717965).

Almost surely, 2^57435929 is an apocalyptic number.

It is an amenable number.

57435929 is a deficient number, since it is larger than the sum of its proper divisors (1).

57435929 is an equidigital number, since it uses as much as digits as its factorization.

57435929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 44.

The square root of 57435929 is about 7578.6495498868. The cubic root of 57435929 is about 385.8287180689.

The spelling of 57435929 in words is "fifty-seven million, four hundred thirty-five thousand, nine hundred twenty-nine".