189624922 has 8 divisors (see below), whose sum is σ = 284594400. Its totient is φ = 94760124.

The previous prime is 189624917. The next prime is 189624947. The reversal of 189624922 is 229426981.

It is a happy number.

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

It is a super-2 number, since 2×189624922² = 71915222087012168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21472 + ... + 28987.

It is an arithmetic number, because the mean of its divisors is an integer number (35574300).

Almost surely, 2^189624922 is an apocalyptic number.

189624922 is a deficient number, since it is larger than the sum of its proper divisors (94969478).

189624922 is a wasteful number, since it uses less digits than its factorization.

189624922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52340.

The product of its digits is 124416, while the sum is 43.

The square root of 189624922 is about 13770.4365217665. The cubic root of 189624922 is about 574.5111631085.

The spelling of 189624922 in words is "one hundred eighty-nine million, six hundred twenty-four thousand, nine hundred twenty-two".