189674328 has 32 divisors (see below), whose sum is σ = 484277760. Its totient is φ = 61879200.

The previous prime is 189674327. The next prime is 189674347. The reversal of 189674328 is 823476981.

189674328 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 not an unprimeable number, because it can be changed into a prime (189674327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82948 + ... + 85203.

It is an arithmetic number, because the mean of its divisors is an integer number (15133680).

Almost surely, 2^189674328 is an apocalyptic number.

It is an amenable number.

189674328 is an abundant number, since it is smaller than the sum of its proper divisors (294603432).

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

189674328 is a wasteful number, since it uses less digits than its factorization.

189674328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168207 (or 168203 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 189674328 is about 13772.2303204673. The cubic root of 189674328 is about 574.5610542892.

The spelling of 189674328 in words is "one hundred eighty-nine million, six hundred seventy-four thousand, three hundred twenty-eight".