189294838 has 8 divisors (see below), whose sum is σ = 284747688. Its totient is φ = 94378944.

The previous prime is 189294829. The next prime is 189294839. The reversal of 189294838 is 838492981.

189294838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189294839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133356 + ... + 134767.

It is an arithmetic number, because the mean of its divisors is an integer number (35593461).

Almost surely, 2^189294838 is an apocalyptic number.

189294838 is a deficient number, since it is larger than the sum of its proper divisors (95452850).

189294838 is a wasteful number, since it uses less digits than its factorization.

189294838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268478.

The product of its digits is 995328, while the sum is 52.

The square root of 189294838 is about 13758.4460605113. The cubic root of 189294838 is about 574.1776150314.

The spelling of 189294838 in words is "one hundred eighty-nine million, two hundred ninety-four thousand, eight hundred thirty-eight".