198731034 has 24 divisors (see below), whose sum is σ = 434851092. Its totient is φ = 65587200.

The previous prime is 198731023. The next prime is 198731041. The reversal of 198731034 is 430137891.

It is a happy number.

198731034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 198725409 + 5625 = 14097^2 + 75^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 198731034.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52839 + ... + 56474.

Almost surely, 2^198731034 is an apocalyptic number.

198731034 is an abundant number, since it is smaller than the sum of its proper divisors (236120058).

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

198731034 is a wasteful number, since it uses less digits than its factorization.

198731034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109422 (or 109419 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 198731034 is about 14097.1995091224. The cubic root of 198731034 is about 583.5640962008.

The spelling of 198731034 in words is "one hundred ninety-eight million, seven hundred thirty-one thousand, thirty-four".