82231822 has 16 divisors (see below), whose sum is σ = 130986720. Its totient is φ = 38583808.

The previous prime is 82231819. The next prime is 82231823. The reversal of 82231822 is 22813228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82231823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8838 + ... + 15574.

It is an arithmetic number, because the mean of its divisors is an integer number (8186670).

Almost surely, 2^82231822 is an apocalyptic number.

82231822 is a deficient number, since it is larger than the sum of its proper divisors (48754898).

82231822 is a wasteful number, since it uses less digits than its factorization.

82231822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7115.

The product of its digits is 3072, while the sum is 28.

The square root of 82231822 is about 9068.1763326481. The cubic root of 82231822 is about 434.8571724689.

The spelling of 82231822 in words is "eighty-two million, two hundred thirty-one thousand, eight hundred twenty-two".