189622 has 4 divisors (see below), whose sum is σ = 284436. Its totient is φ = 94810.

The previous prime is 189619. The next prime is 189643. The reversal of 189622 is 226981.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47404 + ... + 47407.

It is an arithmetic number, because the mean of its divisors is an integer number (71109).

2¹⁸⁹⁶²² is an apocalyptic number.

189622 is a deficient number, since it is larger than the sum of its proper divisors (94814).

189622 is an equidigital number, since it uses as much as digits as its factorization.

189622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94813.

The product of its digits is 1728, while the sum is 28.

The square root of 189622 is about 435.4560827454. The cubic root of 189622 is about 57.4508212142.

The spelling of 189622 in words is "one hundred eighty-nine thousand, six hundred twenty-two".