189144024 has 32 divisors (see below), whose sum is σ = 473541120. Its totient is φ = 62957216.

The previous prime is 189144017. The next prime is 189144079. The reversal of 189144024 is 420441981.

189144024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12529 + ... + 23135.

It is an arithmetic number, because the mean of its divisors is an integer number (14798160).

Almost surely, 2^189144024 is an apocalyptic number.

It is an amenable number.

189144024 is an abundant number, since it is smaller than the sum of its proper divisors (284397096).

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

189144024 is a wasteful number, since it uses less digits than its factorization.

189144024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11359 (or 11355 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 189144024 is about 13752.9641895847. The cubic root of 189144024 is about 574.0250892488.

The spelling of 189144024 in words is "one hundred eighty-nine million, one hundred forty-four thousand, twenty-four".