189375267 has 16 divisors (see below), whose sum is σ = 259246080. Its totient is φ = 122906112.

The previous prime is 189375259. The next prime is 189375271. The reversal of 189375267 is 762573981.

It is not a de Polignac number, because 189375267 - 2³ = 189375259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (189375217) 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 15 ways as a sum of consecutive naturals, for example, 23734 + ... + 30692.

It is an arithmetic number, because the mean of its divisors is an integer number (16202880).

Almost surely, 2^189375267 is an apocalyptic number.

189375267 is a deficient number, since it is larger than the sum of its proper divisors (69870813).

189375267 is a wasteful number, since it uses less digits than its factorization.

189375267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7202.

The product of its digits is 635040, while the sum is 48.

The square root of 189375267 is about 13761.3686455963. The cubic root of 189375267 is about 574.2589238034.

The spelling of 189375267 in words is "one hundred eighty-nine million, three hundred seventy-five thousand, two hundred sixty-seven".