82319322 has 16 divisors (see below), whose sum is σ = 169949952. Its totient is φ = 26554560.

The previous prime is 82319261. The next prime is 82319333. The reversal of 82319322 is 22391328.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 82319322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221103 + ... + 221474.

It is an arithmetic number, because the mean of its divisors is an integer number (10621872).

Almost surely, 2^82319322 is an apocalyptic number.

82319322 is an abundant number, since it is smaller than the sum of its proper divisors (87630630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82319322 is a wasteful number, since it uses less digits than its factorization.

82319322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442613.

The product of its digits is 5184, while the sum is 30.

The square root of 82319322 is about 9072.9996142400. Note that the first 3 decimals coincide. The cubic root of 82319322 is about 435.0113565538.

The spelling of 82319322 in words is "eighty-two million, three hundred nineteen thousand, three hundred twenty-two".