188328214 has 4 divisors (see below), whose sum is σ = 282492324. Its totient is φ = 94164106.

The previous prime is 188328199. The next prime is 188328221. The reversal of 188328214 is 412823881.

188328214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 412823881 = 137 ⋅3013313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47082052 + ... + 47082055.

It is an arithmetic number, because the mean of its divisors is an integer number (70623081).

Almost surely, 2^188328214 is an apocalyptic number.

188328214 is a deficient number, since it is larger than the sum of its proper divisors (94164110).

188328214 is an equidigital number, since it uses as much as digits as its factorization.

188328214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94164109.

The product of its digits is 24576, while the sum is 37.

The square root of 188328214 is about 13723.2727146261. The cubic root of 188328214 is about 573.1986109299.

The spelling of 188328214 in words is "one hundred eighty-eight million, three hundred twenty-eight thousand, two hundred fourteen".