82224392 has 16 divisors (see below), whose sum is σ = 154280700. Its totient is φ = 41082880.

The previous prime is 82224391. The next prime is 82224409. The reversal of 82224392 is 29342228.

It can be written as a sum of positive squares in 2 ways, for example, as 81252196 + 972196 = 9014^2 + 986^2 .

It is not an unprimeable number, because it can be changed into a prime (82224391) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12392 + ... + 17832.

Almost surely, 2^82224392 is an apocalyptic number.

It is an amenable number.

82224392 is a deficient number, since it is larger than the sum of its proper divisors (72056308).

82224392 is a wasteful number, since it uses less digits than its factorization.

82224392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7336 (or 7332 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 82224392 is about 9067.7666489605. The cubic root of 82224392 is about 434.8440750004.

The spelling of 82224392 in words is "eighty-two million, two hundred twenty-four thousand, three hundred ninety-two".