57116330 has 16 divisors (see below), whose sum is σ = 102902184. Its totient is φ = 22825920.

The previous prime is 57116309. The next prime is 57116333. The reversal of 57116330 is 3361175.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 46689889 + 10426441 = 6833^2 + 3229^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 57116330.

It is not an unprimeable number, because it can be changed into a prime (57116333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14360 + ... + 17900.

Almost surely, 2^57116330 is an apocalyptic number.

57116330 is a deficient number, since it is larger than the sum of its proper divisors (45785854).

57116330 is a wasteful number, since it uses less digits than its factorization.

57116330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5161.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 57116330 is about 7557.5346509295. The cubic root of 57116330 is about 385.1117458278. Note that the first 3 decimals are identical.

The spelling of 57116330 in words is "fifty-seven million, one hundred sixteen thousand, three hundred thirty".