82204497 has 32 divisors (see below), whose sum is σ = 124675200. Its totient is φ = 53519616.

The previous prime is 82204489. The next prime is 82204513. The reversal of 82204497 is 79440228.

It is not a de Polignac number, because 82204497 - 2³ = 82204489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82204427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 352693 + ... + 352925.

It is an arithmetic number, because the mean of its divisors is an integer number (3896100).

Almost surely, 2^82204497 is an apocalyptic number.

It is an amenable number.

82204497 is a deficient number, since it is larger than the sum of its proper divisors (42470703).

82204497 is a wasteful number, since it uses less digits than its factorization.

82204497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 82204497 is about 9066.6695649505. The cubic root of 82204497 is about 434.8090005717.

The spelling of 82204497 in words is "eighty-two million, two hundred four thousand, four hundred ninety-seven".