82804408 has 8 divisors (see below), whose sum is σ = 155258280. Its totient is φ = 41402200.

The previous prime is 82804373. The next prime is 82804417. The reversal of 82804408 is 80440828.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5175268 + ... + 5175283.

It is an arithmetic number, because the mean of its divisors is an integer number (19407285).

Almost surely, 2^82804408 is an apocalyptic number.

It is an amenable number.

82804408 is a deficient number, since it is larger than the sum of its proper divisors (72453872).

82804408 is a wasteful number, since it uses less digits than its factorization.

82804408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10350557 (or 10350553 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 34.

The square root of 82804408 is about 9099.6927420655. The cubic root of 82804408 is about 435.8641526106.

The spelling of 82804408 in words is "eighty-two million, eight hundred four thousand, four hundred eight".