189346923 has 8 divisors (see below), whose sum is σ = 280514000. Its totient is φ = 126231264.

The previous prime is 189346919. The next prime is 189346933. The reversal of 189346923 is 329643981.

It is a happy number.

189346923 is a `hidden beast` number, since 189 + 3 + 469 + 2 + 3 = 666.

189346923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 189346923 - 2² = 189346919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (189346933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3506398 + ... + 3506451.

It is an arithmetic number, because the mean of its divisors is an integer number (35064250).

Almost surely, 2^189346923 is an apocalyptic number.

189346923 is a deficient number, since it is larger than the sum of its proper divisors (91167077).

189346923 is an equidigital number, since it uses as much as digits as its factorization.

189346923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7012858 (or 7012852 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 189346923 is about 13760.3387676321. The cubic root of 189346923 is about 574.2302723902.

The spelling of 189346923 in words is "one hundred eighty-nine million, three hundred forty-six thousand, nine hundred twenty-three".