189803364 has 24 divisors (see below), whose sum is σ = 444325728. Its totient is φ = 63060480.

The previous prime is 189803363. The next prime is 189803387. The reversal of 189803364 is 463308981.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (189803363) 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, 22077 + ... + 29444.

It is an arithmetic number, because the mean of its divisors is an integer number (18513572).

Almost surely, 2^189803364 is an apocalyptic number.

It is an amenable number.

189803364 is an abundant number, since it is smaller than the sum of its proper divisors (254522364).

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

189803364 is a wasteful number, since it uses less digits than its factorization.

189803364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51835 (or 51833 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 189803364 is about 13776.9141682744. The cubic root of 189803364 is about 574.6913166095.

The spelling of 189803364 in words is "one hundred eighty-nine million, eight hundred three thousand, three hundred sixty-four".