189011376 has 30 divisors (see below), whose sum is σ = 528969740. Its totient is φ = 63003744.

The previous prime is 189011363. The next prime is 189011399. The reversal of 189011376 is 673110981.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 189011376.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 656146 + ... + 656433.

Almost surely, 2^189011376 is an apocalyptic number.

189011376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

189011376 is an abundant number, since it is smaller than the sum of its proper divisors (339958364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189011376 is a wasteful number, since it uses less digits than its factorization.

189011376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312593 (or 1312584 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 189011376 is about 13748.1408197618. The cubic root of 189011376 is about 573.8908686246.

The spelling of 189011376 in words is "one hundred eighty-nine million, eleven thousand, three hundred seventy-six".