189198124 has 24 divisors (see below), whose sum is σ = 355944960. Its totient is φ = 87711696.

The previous prime is 189198109. The next prime is 189198133. The reversal of 189198124 is 421891981.

It is a happy 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, 22912 + ... + 30055.

It is an arithmetic number, because the mean of its divisors is an integer number (14831040).

Almost surely, 2^189198124 is an apocalyptic number.

It is an amenable number.

189198124 is a deficient number, since it is larger than the sum of its proper divisors (166746836).

189198124 is a wasteful number, since it uses less digits than its factorization.

189198124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53037 (or 53035 counting only the distinct ones).

The product of its digits is 41472, while the sum is 43.

The square root of 189198124 is about 13754.9308976817. The cubic root of 189198124 is about 574.0798126219.

The spelling of 189198124 in words is "one hundred eighty-nine million, one hundred ninety-eight thousand, one hundred twenty-four".