57926689 has 2 divisors, whose sum is σ = 57926690. Its totient is φ = 57926688.

The previous prime is 57926683. The next prime is 57926723. The reversal of 57926689 is 98662975.

It is a happy number.

57926689 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., 36397089 + 21529600 = 6033^2 + 4640^2 .

It is a cyclic number.

It is not a de Polignac number, because 57926689 - 2³ = 57926681 is a prime.

It is not a weakly prime, because it can be changed into another prime (57926681) 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, 28963344 + 28963345.

It is an arithmetic number, because the mean of its divisors is an integer number (28963345).

Almost surely, 2^57926689 is an apocalyptic number.

It is an amenable number.

57926689 is a deficient number, since it is larger than the sum of its proper divisors (1).

57926689 is an equidigital number, since it uses as much as digits as its factorization.

57926689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 52.

The square root of 57926689 is about 7610.9584810325. The cubic root of 57926689 is about 386.9245045887.

The spelling of 57926689 in words is "fifty-seven million, nine hundred twenty-six thousand, six hundred eighty-nine".