189076023 has 12 divisors (see below), whose sum is σ = 289175328. Its totient is φ = 118635840.

The previous prime is 189076021. The next prime is 189076067. The reversal of 189076023 is 320670981.

It is not a de Polignac number, because 189076023 - 2¹ = 189076021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189076021) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 617743 + ... + 618048.

It is an arithmetic number, because the mean of its divisors is an integer number (24097944).

Almost surely, 2^189076023 is an apocalyptic number.

189076023 is a deficient number, since it is larger than the sum of its proper divisors (100099305).

189076023 is a wasteful number, since it uses less digits than its factorization.

189076023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235814 (or 1235811 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 189076023 is about 13750.4917366616. The cubic root of 189076023 is about 573.9562898968.

The spelling of 189076023 in words is "one hundred eighty-nine million, seventy-six thousand, twenty-three".