189364332 has 12 divisors (see below), whose sum is σ = 441850136. Its totient is φ = 63121440.

The previous prime is 189364291. The next prime is 189364333. The reversal of 189364332 is 233463981.

189364332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (189364333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7890169 + ... + 7890192.

Almost surely, 2^189364332 is an apocalyptic number.

189364332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

189364332 is an abundant number, since it is smaller than the sum of its proper divisors (252485804).

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

189364332 is a wasteful number, since it uses less digits than its factorization.

189364332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15780368 (or 15780366 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 189364332 is about 13760.9713319954. The cubic root of 189364332 is about 574.2478705434.

The spelling of 189364332 in words is "one hundred eighty-nine million, three hundred sixty-four thousand, three hundred thirty-two".