82604312 has 32 divisors (see below), whose sum is σ = 177369600. Its totient is φ = 35329824.

The previous prime is 82604297. The next prime is 82604317. The reversal of 82604312 is 21340628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82604317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33473 + ... + 35855.

It is an arithmetic number, because the mean of its divisors is an integer number (5542800).

Almost surely, 2^82604312 is an apocalyptic number.

It is an amenable number.

82604312 is an abundant number, since it is smaller than the sum of its proper divisors (94765288).

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

82604312 is a wasteful number, since it uses less digits than its factorization.

82604312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3015 (or 3011 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 82604312 is about 9088.6914349647. The cubic root of 82604312 is about 435.5127823508.

The spelling of 82604312 in words is "eighty-two million, six hundred four thousand, three hundred twelve".