82566364 has 24 divisors (see below), whose sum is σ = 152958960. Its totient is φ = 38930304.

The previous prime is 82566317. The next prime is 82566371. The reversal of 82566364 is 46366528.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3289 + ... + 13264.

It is an arithmetic number, because the mean of its divisors is an integer number (6373290).

Almost surely, 2^82566364 is an apocalyptic number.

It is an amenable number.

82566364 is a deficient number, since it is larger than the sum of its proper divisors (70392596).

82566364 is a wasteful number, since it uses less digits than its factorization.

82566364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16629 (or 16627 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 82566364 is about 9086.6035458801. The cubic root of 82566364 is about 435.4460813514.

The spelling of 82566364 in words is "eighty-two million, five hundred sixty-six thousand, three hundred sixty-four".