57994537 has 2 divisors, whose sum is σ = 57994538. Its totient is φ = 57994536.

The previous prime is 57994513. The next prime is 57994543. The reversal of 57994537 is 73549975.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57517056 + 477481 = 7584^2 + 691^2 .

It is a cyclic number.

It is not a de Polignac number, because 57994537 - 2¹⁵ = 57961769 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57994567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28997268 + 28997269.

It is an arithmetic number, because the mean of its divisors is an integer number (28997269).

Almost surely, 2^57994537 is an apocalyptic number.

It is an amenable number.

57994537 is a deficient number, since it is larger than the sum of its proper divisors (1).

57994537 is an equidigital number, since it uses as much as digits as its factorization.

57994537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1190700, while the sum is 49.

The square root of 57994537 is about 7615.4144338966. The cubic root of 57994537 is about 387.0755104633.

The spelling of 57994537 in words is "fifty-seven million, nine hundred ninety-four thousand, five hundred thirty-seven".