57437089 has 2 divisors, whose sum is σ = 57437090. Its totient is φ = 57437088.

The previous prime is 57437077. The next prime is 57437099. The reversal of 57437089 is 98073475.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55726225 + 1710864 = 7465^2 + 1308^2 .

It is a cyclic number.

It is not a de Polignac number, because 57437089 - 2¹¹ = 57435041 is a prime.

It is not a weakly prime, because it can be changed into another prime (57437099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28718544 + 28718545.

It is an arithmetic number, because the mean of its divisors is an integer number (28718545).

Almost surely, 2^57437089 is an apocalyptic number.

It is an amenable number.

57437089 is a deficient number, since it is larger than the sum of its proper divisors (1).

57437089 is an equidigital number, since it uses as much as digits as its factorization.

57437089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 57437089 is about 7578.7260802855. The cubic root of 57437089 is about 385.8313155041.

The spelling of 57437089 in words is "fifty-seven million, four hundred thirty-seven thousand, eighty-nine".