82618684 has 6 divisors (see below), whose sum is σ = 144582704. Its totient is φ = 41309340.

The previous prime is 82618667. The next prime is 82618721. The reversal of 82618684 is 48681628.

It is a self number, because there is not a number n which added to its sum of digits gives 82618684.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10327332 + ... + 10327339.

Almost surely, 2^82618684 is an apocalyptic number.

It is an amenable number.

82618684 is a deficient number, since it is larger than the sum of its proper divisors (61964020).

82618684 is a wasteful number, since it uses less digits than its factorization.

82618684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20654675 (or 20654673 counting only the distinct ones).

The product of its digits is 147456, while the sum is 43.

The square root of 82618684 is about 9089.4820534506. The cubic root of 82618684 is about 435.5380386059.

The spelling of 82618684 in words is "eighty-two million, six hundred eighteen thousand, six hundred eighty-four".