82933881 has 32 divisors (see below), whose sum is σ = 118195200. Its totient is φ = 51643200.

The previous prime is 82933867. The next prime is 82933931. The reversal of 82933881 is 18833928.

It is not a de Polignac number, because 82933881 - 2¹¹ = 82931833 is a prime.

It is a super-2 number, since 2×82933881² = 13756057235444322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82933801) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 549156 + ... + 549306.

It is an arithmetic number, because the mean of its divisors is an integer number (3693600).

Almost surely, 2^82933881 is an apocalyptic number.

It is an amenable number.

82933881 is a deficient number, since it is larger than the sum of its proper divisors (35261319).

82933881 is a wasteful number, since it uses less digits than its factorization.

82933881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349.

The product of its digits is 82944, while the sum is 42.

The square root of 82933881 is about 9106.8041046242. The cubic root of 82933881 is about 436.0912067559.

The spelling of 82933881 in words is "eighty-two million, nine hundred thirty-three thousand, eight hundred eighty-one".