57434737 has 2 divisors, whose sum is σ = 57434738. Its totient is φ = 57434736.

The previous prime is 57434731. The next prime is 57434747. The reversal of 57434737 is 73743475.

57434737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53450721 + 3984016 = 7311^2 + 1996^2 .

It is a cyclic number.

It is not a de Polignac number, because 57434737 - 2⁷ = 57434609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57434737.

It is not a weakly prime, because it can be changed into another prime (57434731) 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, 28717368 + 28717369.

It is an arithmetic number, because the mean of its divisors is an integer number (28717369).

Almost surely, 2^57434737 is an apocalyptic number.

It is an amenable number.

57434737 is a deficient number, since it is larger than the sum of its proper divisors (1).

57434737 is an equidigital number, since it uses as much as digits as its factorization.

57434737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 246960, while the sum is 40.

The square root of 57434737 is about 7578.5709074996. The cubic root of 57434737 is about 385.8260489440.

The spelling of 57434737 in words is "fifty-seven million, four hundred thirty-four thousand, seven hundred thirty-seven".