189224164 has 6 divisors (see below), whose sum is σ = 331142294. Its totient is φ = 94612080.

The previous prime is 189224153. The next prime is 189224177. The reversal of 189224164 is 461422981.

189224164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 108368100 + 80856064 = 10410^2 + 8992^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23653017 + ... + 23653024.

Almost surely, 2^189224164 is an apocalyptic number.

It is an amenable number.

189224164 is a deficient number, since it is larger than the sum of its proper divisors (141918130).

189224164 is a wasteful number, since it uses less digits than its factorization.

189224164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47306045 (or 47306043 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 189224164 is about 13755.8774347549. The cubic root of 189224164 is about 574.1061489517.

The spelling of 189224164 in words is "one hundred eighty-nine million, two hundred twenty-four thousand, one hundred sixty-four".