82054404 has 24 divisors (see below), whose sum is σ = 212733920. Its totient is φ = 27351432.

The previous prime is 82054403. The next prime is 82054417. The reversal of 82054404 is 40445028.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (82054403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379774 + ... + 379989.

Almost surely, 2^82054404 is an apocalyptic number.

It is an amenable number.

82054404 is an abundant number, since it is smaller than the sum of its proper divisors (130679516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82054404 is a wasteful number, since it uses less digits than its factorization.

82054404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759776 (or 759768 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 82054404 is about 9058.3885984208. The cubic root of 82054404 is about 434.5442074868.

The spelling of 82054404 in words is "eighty-two million, fifty-four thousand, four hundred four".