189004 has 6 divisors (see below), whose sum is σ = 330764. Its totient is φ = 94500.

The previous prime is 188999. The next prime is 189011. The reversal of 189004 is 400981.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23622 + ... + 23629.

2¹⁸⁹⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

189004 is a deficient number, since it is larger than the sum of its proper divisors (141760).

189004 is a wasteful number, since it uses less digits than its factorization.

189004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47255 (or 47253 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 189004 is about 434.7459027984. The cubic root of 189004 is about 57.3883403335.

Adding to 189004 its reverse (400981), we get a palindrome (589985).

The spelling of 189004 in words is "one hundred eighty-nine thousand, four".