189655622 has 16 divisors (see below), whose sum is σ = 312887232. Its totient is φ = 85670400.

The previous prime is 189655619. The next prime is 189655633. The reversal of 189655622 is 226556981.

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, 76379 + ... + 78822.

It is an arithmetic number, because the mean of its divisors is an integer number (19555452).

Almost surely, 2^189655622 is an apocalyptic number.

189655622 is a deficient number, since it is larger than the sum of its proper divisors (123231610).

189655622 is a wasteful number, since it uses less digits than its factorization.

189655622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155263.

The product of its digits is 259200, while the sum is 44.

The square root of 189655622 is about 13771.5511835087. The cubic root of 189655622 is about 574.5421656103.

The spelling of 189655622 in words is "one hundred eighty-nine million, six hundred fifty-five thousand, six hundred twenty-two".