189383312 has 10 divisors (see below), whose sum is σ = 366930198. Its totient is φ = 94691648.

The previous prime is 189383297. The next prime is 189383329. The reversal of 189383312 is 213383981.

It can be written as a sum of positive squares in only one way, i.e., 151388416 + 37994896 = 12304^2 + 6164^2 .

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 as a sum of consecutive naturals, namely, 5918213 + ... + 5918244.

Almost surely, 2^189383312 is an apocalyptic number.

It is an amenable number.

189383312 is a deficient number, since it is larger than the sum of its proper divisors (177546886).

189383312 is a wasteful number, since it uses less digits than its factorization.

189383312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11836465 (or 11836459 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 189383312 is about 13761.6609462666. The cubic root of 189383312 is about 574.2670555369.

The spelling of 189383312 in words is "one hundred eighty-nine million, three hundred eighty-three thousand, three hundred twelve".