320994798 has 16 divisors (see below), whose sum is σ = 644820480. Its totient is φ = 106526456.

The previous prime is 320994767. The next prime is 320994803. The reversal of 320994798 is 897499023.

It is a self number, because there is not a number n which added to its sum of digits gives 320994798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116478 + ... + 119201.

It is an arithmetic number, because the mean of its divisors is an integer number (40301280).

Almost surely, 2^320994798 is an apocalyptic number.

320994798 is an abundant number, since it is smaller than the sum of its proper divisors (323825682).

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

320994798 is a wasteful number, since it uses less digits than its factorization.

320994798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235911.

The product of its (nonzero) digits is 979776, while the sum is 51.

The square root of 320994798 is about 17916.3276929174. The cubic root of 320994798 is about 684.6984290659.

The spelling of 320994798 in words is "three hundred twenty million, nine hundred ninety-four thousand, seven hundred ninety-eight".