189555076 has 6 divisors (see below), whose sum is σ = 331721390. Its totient is φ = 94777536.

The previous prime is 189555061. The next prime is 189555097. The reversal of 189555076 is 670555981.

It can be written as a sum of positive squares in only one way, i.e., 164454976 + 25100100 = 12824^2 + 5010^2 .

It is a super-2 number, since 2×189555076² = 71862253674731552, which contains 22 as substring.

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, 23694381 + ... + 23694388.

Almost surely, 2^189555076 is an apocalyptic number.

It is an amenable number.

189555076 is a deficient number, since it is larger than the sum of its proper divisors (142166314).

189555076 is a wasteful number, since it uses less digits than its factorization.

189555076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47388773 (or 47388771 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 46.

The square root of 189555076 is about 13767.9002030084. The cubic root of 189555076 is about 574.4406164137.

The spelling of 189555076 in words is "one hundred eighty-nine million, five hundred fifty-five thousand, seventy-six".