189235522 has 8 divisors (see below), whose sum is σ = 324403776. Its totient is φ = 81100932.

The previous prime is 189235507. The next prime is 189235523. The reversal of 189235522 is 225532981.

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

It is a super-2 number, since 2×189235522² = 71620165573224968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (189235523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6758398 + ... + 6758425.

It is an arithmetic number, because the mean of its divisors is an integer number (40550472).

Almost surely, 2^189235522 is an apocalyptic number.

189235522 is a deficient number, since it is larger than the sum of its proper divisors (135168254).

189235522 is a wasteful number, since it uses less digits than its factorization.

189235522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13516832.

The product of its digits is 43200, while the sum is 37.

The square root of 189235522 is about 13756.2902702727. The cubic root of 189235522 is about 574.1176354466.

It can be divided in two parts, 18923552 and 2, that multiplied together give a square (37847104 = 6152²).

The spelling of 189235522 in words is "one hundred eighty-nine million, two hundred thirty-five thousand, five hundred twenty-two".