188828038 has 8 divisors (see below), whose sum is σ = 323705232. Its totient is φ = 80926296.

The previous prime is 188828021. The next prime is 188828041. The reversal of 188828038 is 830828881.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 6743845 + ... + 6743872.

It is an arithmetic number, because the mean of its divisors is an integer number (40463154).

Almost surely, 2^188828038 is an apocalyptic number.

188828038 is a deficient number, since it is larger than the sum of its proper divisors (134877194).

188828038 is a wasteful number, since it uses less digits than its factorization.

188828038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13487726.

The product of its (nonzero) digits is 196608, while the sum is 46.

The square root of 188828038 is about 13741.4714641482. The cubic root of 188828038 is about 573.7052536210.

The spelling of 188828038 in words is "one hundred eighty-eight million, eight hundred twenty-eight thousand, thirty-eight".