82680604 has 6 divisors (see below), whose sum is σ = 144691064. Its totient is φ = 41340300.

The previous prime is 82680601. The next prime is 82680617. The reversal of 82680604 is 40608628.

It is a self number, because there is not a number n which added to its sum of digits gives 82680604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82680601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10335072 + ... + 10335079.

Almost surely, 2^82680604 is an apocalyptic number.

It is an amenable number.

82680604 is a deficient number, since it is larger than the sum of its proper divisors (62010460).

82680604 is a wasteful number, since it uses less digits than its factorization.

82680604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20670155 (or 20670153 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 82680604 is about 9092.8875501680. The cubic root of 82680604 is about 435.6468186038.

The spelling of 82680604 in words is "eighty-two million, six hundred eighty thousand, six hundred four".