82374972 has 12 divisors (see below), whose sum is σ = 192208296. Its totient is φ = 27458320.

The previous prime is 82374961. The next prime is 82374991. The reversal of 82374972 is 27947328.

It is a tau number, because it is divible by the number of its divisors (12).

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, 3432279 + ... + 3432302.

It is an arithmetic number, because the mean of its divisors is an integer number (16017358).

Almost surely, 2^82374972 is an apocalyptic number.

It is an amenable number.

82374972 is an abundant number, since it is smaller than the sum of its proper divisors (109833324).

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

82374972 is a wasteful number, since it uses less digits than its factorization.

82374972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6864588 (or 6864586 counting only the distinct ones).

The product of its digits is 169344, while the sum is 42.

The square root of 82374972 is about 9076.0658878173. The cubic root of 82374972 is about 435.1093607983.

The spelling of 82374972 in words is "eighty-two million, three hundred seventy-four thousand, nine hundred seventy-two".