82506224 has 20 divisors (see below), whose sum is σ = 160369944. Its totient is φ = 41120448.

The previous prime is 82506223. The next prime is 82506269. The reversal of 82506224 is 42260528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82506223) 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, 3062 + ... + 13205.

Almost surely, 2^82506224 is an apocalyptic number.

It is an amenable number.

82506224 is a deficient number, since it is larger than the sum of its proper divisors (77863720).

82506224 is a wasteful number, since it uses less digits than its factorization.

82506224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16592 (or 16586 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 82506224 is about 9083.2936757544. The cubic root of 82506224 is about 435.3403317181.

The spelling of 82506224 in words is "eighty-two million, five hundred six thousand, two hundred twenty-four".