189694332 has 48 divisors (see below), whose sum is σ = 507673600. Its totient is φ = 61190640.

The previous prime is 189694319. The next prime is 189694357. The reversal of 189694332 is 233496981.

It is a happy number.

189694332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 24982 + ... + 31677.

Almost surely, 2^189694332 is an apocalyptic number.

189694332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

189694332 is an abundant number, since it is smaller than the sum of its proper divisors (317979268).

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

189694332 is a wasteful number, since it uses less digits than its factorization.

189694332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56703 (or 56695 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 189694332 is about 13772.9565453464. The cubic root of 189694332 is about 574.5812522700.

The spelling of 189694332 in words is "one hundred eighty-nine million, six hundred ninety-four thousand, three hundred thirty-two".