82322972 has 24 divisors (see below), whose sum is σ = 151939200. Its totient is φ = 38920176.

The previous prime is 82322899. The next prime is 82322983. The reversal of 82322972 is 27922328.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its 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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76913 + ... + 77975.

It is an arithmetic number, because the mean of its divisors is an integer number (6330800).

Almost surely, 2^82322972 is an apocalyptic number.

It is an amenable number.

82322972 is a deficient number, since it is larger than the sum of its proper divisors (69616228).

82322972 is a wasteful number, since it uses less digits than its factorization.

82322972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105 (or 2103 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 82322972 is about 9073.2007582771. The cubic root of 82322972 is about 435.0177858584.

The spelling of 82322972 in words is "eighty-two million, three hundred twenty-two thousand, nine hundred seventy-two".