189498924 has 36 divisors (see below), whose sum is σ = 489207264. Its totient is φ = 61821792.

The previous prime is 189498923. The next prime is 189498937. The reversal of 189498924 is 429894981.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (189498923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54307 + ... + 57690.

Almost surely, 2^189498924 is an apocalyptic number.

It is an amenable number.

189498924 is an abundant number, since it is smaller than the sum of its proper divisors (299708340).

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

189498924 is a wasteful number, since it uses less digits than its factorization.

189498924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112054 (or 112049 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 54.

The square root of 189498924 is about 13765.8608158008. The cubic root of 189498924 is about 574.3838885297.

The spelling of 189498924 in words is "one hundred eighty-nine million, four hundred ninety-eight thousand, nine hundred twenty-four".