189605334 has 16 divisors (see below), whose sum is σ = 379832688. Its totient is φ = 63098112.

The previous prime is 189605321. The next prime is 189605341. The reversal of 189605334 is 433506981.

It is a junction number, because it is equal to n+sod(n) for n = 189605292 and 189605301.

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, 21907 + ... + 29310.

It is an arithmetic number, because the mean of its divisors is an integer number (23739543).

Almost surely, 2^189605334 is an apocalyptic number.

189605334 is an abundant number, since it is smaller than the sum of its proper divisors (190227354).

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

189605334 is a wasteful number, since it uses less digits than its factorization.

189605334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51839.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 189605334 is about 13769.7252695905. The cubic root of 189605334 is about 574.4913803499.

The spelling of 189605334 in words is "one hundred eighty-nine million, six hundred five thousand, three hundred thirty-four".