82422224 has 20 divisors (see below), whose sum is σ = 162312900. Its totient is φ = 40535040.

The previous prime is 82422173. The next prime is 82422229. The reversal of 82422224 is 42222428.

It can be written as a sum of positive squares in 2 ways, for example, as 4276624 + 78145600 = 2068^2 + 8840^2 .

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 82422193 and 82422202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82422229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41249 + ... + 43200.

It is an arithmetic number, because the mean of its divisors is an integer number (8115645).

Almost surely, 2^82422224 is an apocalyptic number.

It is an amenable number.

82422224 is a deficient number, since it is larger than the sum of its proper divisors (79890676).

82422224 is a wasteful number, since it uses less digits than its factorization.

82422224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84518 (or 84512 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 82422224 is about 9078.6686248590. The cubic root of 82422224 is about 435.1925408270.

The spelling of 82422224 in words is "eighty-two million, four hundred twenty-two thousand, two hundred twenty-four".