189034028 has 12 divisors (see below), whose sum is σ = 331072560. Its totient is φ = 94441872.

The previous prime is 189034009. The next prime is 189034049. The reversal of 189034028 is 820430981.

It is a happy number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

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, 12923 + ... + 23346.

It is an arithmetic number, because the mean of its divisors is an integer number (27589380).

Almost surely, 2^189034028 is an apocalyptic number.

It is an amenable number.

189034028 is a deficient number, since it is larger than the sum of its proper divisors (142038532).

189034028 is a wasteful number, since it uses less digits than its factorization.

189034028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37576 (or 37574 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 189034028 is about 13748.9646155629. The cubic root of 189034028 is about 573.9137936233.

The spelling of 189034028 in words is "one hundred eighty-nine million, thirty-four thousand, twenty-eight".