492390198 has 32 divisors (see below), whose sum is σ = 1098270720. Its totient is φ = 163519560.

The previous prime is 492390181. The next prime is 492390209. The reversal of 492390198 is 891093294.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2190 + ... + 31457.

It is an arithmetic number, because the mean of its divisors is an integer number (34320960).

Almost surely, 2^492390198 is an apocalyptic number.

492390198 is an abundant number, since it is smaller than the sum of its proper divisors (605880522).

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

492390198 is a wasteful number, since it uses less digits than its factorization.

492390198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33929 (or 33923 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 492390198 is about 22189.8670117691. The cubic root of 492390198 is about 789.6533211560.

The spelling of 492390198 in words is "four hundred ninety-two million, three hundred ninety thousand, one hundred ninety-eight".