188274056 has 16 divisors (see below), whose sum is σ = 362555340. Its totient is φ = 91592640.

The previous prime is 188274049. The next prime is 188274077. The reversal of 188274056 is 650472881.

It can be written as a sum of positive squares in 2 ways, for example, as 140801956 + 47472100 = 11866^2 + 6890^2 .

It is a super-2 number, since 2×188274056² = 70894240325382272, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 317735 + ... + 318326.

Almost surely, 2^188274056 is an apocalyptic number.

It is an amenable number.

188274056 is a deficient number, since it is larger than the sum of its proper divisors (174281284).

188274056 is a wasteful number, since it uses less digits than its factorization.

188274056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636104 (or 636100 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 188274056 is about 13721.2993553818. The cubic root of 188274056 is about 573.1436602918.

The spelling of 188274056 in words is "one hundred eighty-eight million, two hundred seventy-four thousand, fifty-six".