57434057 has 2 divisors, whose sum is σ = 57434058. Its totient is φ = 57434056.

The previous prime is 57434053. The next prime is 57434063. The reversal of 57434057 is 75043475.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57214096 + 219961 = 7564^2 + 469^2 .

It is a cyclic number.

It is not a de Polignac number, because 57434057 - 2² = 57434053 is a prime.

It is not a weakly prime, because it can be changed into another prime (57434051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28717028 + 28717029.

It is an arithmetic number, because the mean of its divisors is an integer number (28717029).

Almost surely, 2^57434057 is an apocalyptic number.

It is an amenable number.

57434057 is a deficient number, since it is larger than the sum of its proper divisors (1).

57434057 is an equidigital number, since it uses as much as digits as its factorization.

57434057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 57434057 is about 7578.5260440273. The cubic root of 57434057 is about 385.8245262723.

The spelling of 57434057 in words is "fifty-seven million, four hundred thirty-four thousand, fifty-seven".