189123622 has 8 divisors (see below), whose sum is σ = 292836672. Its totient is φ = 91511400.

The previous prime is 189123619. The next prime is 189123637. The reversal of 189123622 is 226321981.

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

It is a congruent 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, 1525129 + ... + 1525252.

It is an arithmetic number, because the mean of its divisors is an integer number (36604584).

Almost surely, 2^189123622 is an apocalyptic number.

189123622 is a deficient number, since it is larger than the sum of its proper divisors (103713050).

189123622 is a wasteful number, since it uses less digits than its factorization.

189123622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3050414.

The product of its digits is 10368, while the sum is 34.

The square root of 189123622 is about 13752.2224385733. Note that the first 3 decimals coincide. The cubic root of 189123622 is about 574.0044494550.

The spelling of 189123622 in words is "one hundred eighty-nine million, one hundred twenty-three thousand, six hundred twenty-two".