82418612 has 12 divisors (see below), whose sum is σ = 144469920. Its totient is φ = 41141496.

The previous prime is 82418603. The next prime is 82418617. The reversal of 82418612 is 21681428.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82418617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14168 + ... + 19119.

It is an arithmetic number, because the mean of its divisors is an integer number (12039160).

Almost surely, 2^82418612 is an apocalyptic number.

It is an amenable number.

82418612 is a deficient number, since it is larger than the sum of its proper divisors (62051308).

82418612 is a wasteful number, since it uses less digits than its factorization.

82418612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33910 (or 33908 counting only the distinct ones).

The product of its digits is 6144, while the sum is 32.

The square root of 82418612 is about 9078.4696948329. The cubic root of 82418612 is about 435.1861835674.

The spelling of 82418612 in words is "eighty-two million, four hundred eighteen thousand, six hundred twelve".