189326012 has 12 divisors (see below), whose sum is σ = 333930240. Its totient is φ = 93917376.

The previous prime is 189326009. The next prime is 189326023. The reversal of 189326012 is 210623981.

189326012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 189326012.

It is a congruent number.

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, 185837 + ... + 186852.

It is an arithmetic number, because the mean of its divisors is an integer number (27827520).

Almost surely, 2^189326012 is an apocalyptic number.

It is an amenable number.

189326012 is a deficient number, since it is larger than the sum of its proper divisors (144604228).

189326012 is a wasteful number, since it uses less digits than its factorization.

189326012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372820 (or 372818 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 189326012 is about 13759.5789179757. The cubic root of 189326012 is about 574.2091327609.

Adding to 189326012 its reverse (210623981), we get a palindrome (399949993).

The spelling of 189326012 in words is "one hundred eighty-nine million, three hundred twenty-six thousand, twelve".