189893226 has 8 divisors (see below), whose sum is σ = 379786464. Its totient is φ = 63297740.

The previous prime is 189893191. The next prime is 189893233. The reversal of 189893226 is 622398981.

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

189893226 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15824430 + ... + 15824441.

It is an arithmetic number, because the mean of its divisors is an integer number (47473308).

Almost surely, 2^189893226 is an apocalyptic number.

189893226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

189893226 is a wasteful number, since it uses less digits than its factorization.

189893226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31648876.

The product of its digits is 373248, while the sum is 48.

The square root of 189893226 is about 13780.1751077408. The cubic root of 189893226 is about 574.7819977616.

The spelling of 189893226 in words is "one hundred eighty-nine million, eight hundred ninety-three thousand, two hundred twenty-six".