82645232 has 20 divisors (see below), whose sum is σ = 163148040. Its totient is φ = 40542528.

The previous prime is 82645229. The next prime is 82645267. The reversal of 82645232 is 23254628.

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, 47882 + ... + 49577.

It is an arithmetic number, because the mean of its divisors is an integer number (8157402).

Almost surely, 2^82645232 is an apocalyptic number.

It is an amenable number.

82645232 is a deficient number, since it is larger than the sum of its proper divisors (80502808).

82645232 is a wasteful number, since it uses less digits than its factorization.

82645232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97520 (or 97514 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 82645232 is about 9090.9423053939. The cubic root of 82645232 is about 435.5846843323.

The spelling of 82645232 in words is "eighty-two million, six hundred forty-five thousand, two hundred thirty-two".