82904460 has 96 divisors (see below), whose sum is σ = 241823232. Its totient is φ = 21204480.

The previous prime is 82904453. The next prime is 82904477. The reversal of 82904460 is 6440928.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 164569 + ... + 165071.

It is an arithmetic number, because the mean of its divisors is an integer number (2518992).

Almost surely, 2^82904460 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82904460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120911616).

82904460 is an abundant number, since it is smaller than the sum of its proper divisors (158918772).

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

82904460 is a wasteful number, since it uses less digits than its factorization.

82904460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 82904460 is about 9105.1886306655. The cubic root of 82904460 is about 436.0396325110.

The spelling of 82904460 in words is "eighty-two million, nine hundred four thousand, four hundred sixty".