189314272 has 96 divisors (see below), whose sum is σ = 445132800. Its totient is φ = 77552640.

The previous prime is 189314269. The next prime is 189314297. The reversal of 189314272 is 272413981.

Its product of digits (24192) is a multiple of the sum of its prime factors (384).

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, 951229 + ... + 951427.

It is an arithmetic number, because the mean of its divisors is an integer number (4636800).

Almost surely, 2^189314272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 189314272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222566400).

189314272 is an abundant number, since it is smaller than the sum of its proper divisors (255818528).

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

189314272 is a wasteful number, since it uses less digits than its factorization.

189314272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 376 counting only the distinct ones).

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

The square root of 189314272 is about 13759.1522994696. The cubic root of 189314272 is about 574.1972637199.

The spelling of 189314272 in words is "one hundred eighty-nine million, three hundred fourteen thousand, two hundred seventy-two".