57634897 has 2 divisors, whose sum is σ = 57634898. Its totient is φ = 57634896.

The previous prime is 57634883. The next prime is 57634901. The reversal of 57634897 is 79843675.

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., 57395776 + 239121 = 7576^2 + 489^2 .

It is a cyclic number.

It is not a de Polignac number, because 57634897 - 2¹¹ = 57632849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57634897.

It is not a weakly prime, because it can be changed into another prime (57634817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28817448 + 28817449.

It is an arithmetic number, because the mean of its divisors is an integer number (28817449).

Almost surely, 2^57634897 is an apocalyptic number.

It is an amenable number.

57634897 is a deficient number, since it is larger than the sum of its proper divisors (1).

57634897 is an equidigital number, since it uses as much as digits as its factorization.

57634897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 49.

The square root of 57634897 is about 7591.7650780303. The cubic root of 57634897 is about 386.2737304189.

The spelling of 57634897 in words is "fifty-seven million, six hundred thirty-four thousand, eight hundred ninety-seven".