83165868 has 36 divisors (see below), whose sum is σ = 210530320. Its totient is φ = 27681696.

The previous prime is 83165867. The next prime is 83165903. The reversal of 83165868 is 86856138.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (83165867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33618 + ... + 36006.

Almost surely, 2^83165868 is an apocalyptic number.

It is an amenable number.

83165868 is an abundant number, since it is smaller than the sum of its proper divisors (127364452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83165868 is a wasteful number, since it uses less digits than its factorization.

83165868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366 (or 3361 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 83165868 is about 9119.5322248457. The cubic root of 83165868 is about 436.4974472676.

The spelling of 83165868 in words is "eighty-three million, one hundred sixty-five thousand, eight hundred sixty-eight".