82204244 has 6 divisors (see below), whose sum is σ = 143857434. Its totient is φ = 41102120.

The previous prime is 82204229. The next prime is 82204253. The reversal of 82204244 is 44240228.

It can be written as a sum of positive squares in only one way, i.e., 81180100 + 1024144 = 9010^2 + 1012^2 .

It is a super-2 number, since 2×82204244² = 13515075463223072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10275527 + ... + 10275534.

It is an arithmetic number, because the mean of its divisors is an integer number (23976239).

Almost surely, 2^82204244 is an apocalyptic number.

It is an amenable number.

82204244 is a deficient number, since it is larger than the sum of its proper divisors (61653190).

82204244 is a wasteful number, since it uses less digits than its factorization.

82204244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20551065 (or 20551063 counting only the distinct ones).

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

The square root of 82204244 is about 9066.6556127384. The cubic root of 82204244 is about 434.8085545021.

The spelling of 82204244 in words is "eighty-two million, two hundred four thousand, two hundred forty-four".