82167004 has 12 divisors (see below), whose sum is σ = 143945424. Its totient is φ = 41039744.

The previous prime is 82166989. The next prime is 82167037. The reversal of 82167004 is 40076128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6517 + ... + 14380.

It is an arithmetic number, because the mean of its divisors is an integer number (11995452).

Almost surely, 2^82167004 is an apocalyptic number.

It is an amenable number.

82167004 is a deficient number, since it is larger than the sum of its proper divisors (61778420).

82167004 is a wasteful number, since it uses less digits than its factorization.

82167004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21884 (or 21882 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 82167004 is about 9064.6017011229. The cubic root of 82167004 is about 434.7428858880.

The spelling of 82167004 in words is "eighty-two million, one hundred sixty-seven thousand, four".