82904902 has 8 divisors (see below), whose sum is σ = 124603200. Its totient is φ = 41370504.

The previous prime is 82904863. The next prime is 82904909. The reversal of 82904902 is 20940928.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82904909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39702 + ... + 41737.

It is an arithmetic number, because the mean of its divisors is an integer number (15575400).

Almost surely, 2^82904902 is an apocalyptic number.

82904902 is a deficient number, since it is larger than the sum of its proper divisors (41698298).

82904902 is a wasteful number, since it uses less digits than its factorization.

82904902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81950.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 82904902 is about 9105.2129025081. The cubic root of 82904902 is about 436.0404074157.

The spelling of 82904902 in words is "eighty-two million, nine hundred four thousand, nine hundred two".