189124732 has 6 divisors (see below), whose sum is σ = 330968288. Its totient is φ = 94562364.

The previous prime is 189124693. The next prime is 189124751. The reversal of 189124732 is 237421981.

189124732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 189124691 and 189124700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23640588 + ... + 23640595.

Almost surely, 2^189124732 is an apocalyptic number.

It is an amenable number.

189124732 is a deficient number, since it is larger than the sum of its proper divisors (141843556).

189124732 is a wasteful number, since it uses less digits than its factorization.

189124732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47281187 (or 47281185 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 189124732 is about 13752.2627956275. The cubic root of 189124732 is about 574.0055724307.

The spelling of 189124732 in words is "one hundred eighty-nine million, one hundred twenty-four thousand, seven hundred thirty-two".