57999617 has 6 divisors (see below), whose sum is σ = 62804502. Its totient is φ = 53537952.

The previous prime is 57999611. The next prime is 57999619. The reversal of 57999617 is 71699975.

It can be written as a sum of positive squares in 3 ways, for example, as 3254416 + 54745201 = 1804^2 + 7399^2 .

It is not a de Polignac number, because 57999617 - 2¹⁸ = 57737473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57999611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 171428 + ... + 171765.

It is an arithmetic number, because the mean of its divisors is an integer number (10467417).

Almost surely, 2^57999617 is an apocalyptic number.

It is an amenable number.

57999617 is a deficient number, since it is larger than the sum of its proper divisors (4804885).

57999617 is a wasteful number, since it uses less digits than its factorization.

57999617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343219 (or 343206 counting only the distinct ones).

The product of its digits is 1071630, while the sum is 53.

The square root of 57999617 is about 7615.7479606405. The cubic root of 57999617 is about 387.0868120231.

The spelling of 57999617 in words is "fifty-seven million, nine hundred ninety-nine thousand, six hundred seventeen".