82118332 has 6 divisors (see below), whose sum is σ = 143707088. Its totient is φ = 41059164.

The previous prime is 82118329. The next prime is 82118363. The reversal of 82118332 is 23381128.

It is a self number, because there is not a number n which added to its sum of digits gives 82118332.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10264788 + ... + 10264795.

Almost surely, 2^82118332 is an apocalyptic number.

It is an amenable number.

82118332 is a deficient number, since it is larger than the sum of its proper divisors (61588756).

82118332 is a wasteful number, since it uses less digits than its factorization.

82118332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20529587 (or 20529585 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 82118332 is about 9061.9165743236. The cubic root of 82118332 is about 434.6570282886.

The spelling of 82118332 in words is "eighty-two million, one hundred eighteen thousand, three hundred thirty-two".