82612312 has 16 divisors (see below), whose sum is σ = 155850840. Its totient is φ = 41052096.

The previous prime is 82612291. The next prime is 82612339. The reversal of 82612312 is 21321628.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30373 + ... + 32980.

Almost surely, 2^82612312 is an apocalyptic number.

It is an amenable number.

82612312 is a deficient number, since it is larger than the sum of its proper divisors (73238528).

82612312 is a wasteful number, since it uses less digits than its factorization.

82612312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63522 (or 63518 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 82612312 is about 9089.1315316701. The cubic root of 82612312 is about 435.5268413012.

The spelling of 82612312 in words is "eighty-two million, six hundred twelve thousand, three hundred twelve".