57609589 has 2 divisors, whose sum is σ = 57609590. Its totient is φ = 57609588.

The previous prime is 57609529. The next prime is 57609593. The reversal of 57609589 is 98590675.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39162564 + 18447025 = 6258^2 + 4295^2 .

It is a cyclic number.

It is not a de Polignac number, because 57609589 - 2¹⁷ = 57478517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57609529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28804794 + 28804795.

It is an arithmetic number, because the mean of its divisors is an integer number (28804795).

Almost surely, 2^57609589 is an apocalyptic number.

It is an amenable number.

57609589 is a deficient number, since it is larger than the sum of its proper divisors (1).

57609589 is an equidigital number, since it uses as much as digits as its factorization.

57609589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 49.

The square root of 57609589 is about 7590.0980889577. The cubic root of 57609589 is about 386.2171833886.

The spelling of 57609589 in words is "fifty-seven million, six hundred nine thousand, five hundred eighty-nine".