57955516 has 12 divisors (see below), whose sum is σ = 107388288. Its totient is φ = 27273152.

The previous prime is 57955511. The next prime is 57955531. The reversal of 57955516 is 61555975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57955511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426076 + ... + 426211.

It is an arithmetic number, because the mean of its divisors is an integer number (8949024).

Almost surely, 2^57955516 is an apocalyptic number.

It is an amenable number.

57955516 is a deficient number, since it is larger than the sum of its proper divisors (49432772).

57955516 is a wasteful number, since it uses less digits than its factorization.

57955516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852308 (or 852306 counting only the distinct ones).

The product of its digits is 236250, while the sum is 43.

The square root of 57955516 is about 7612.8520279853. The cubic root of 57955516 is about 386.9886777886.

It can be divided in two parts, 5795 and 5516, that added together give a palindrome (11311).

The spelling of 57955516 in words is "fifty-seven million, nine hundred fifty-five thousand, five hundred sixteen".