188384814 has 24 divisors (see below), whose sum is σ = 408799872. Its totient is φ = 62697600.

The previous prime is 188384761. The next prime is 188384821. The reversal of 188384814 is 418483881.

188384814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 188384814.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4339 + ... + 19889.

It is an arithmetic number, because the mean of its divisors is an integer number (17033328).

Almost surely, 2^188384814 is an apocalyptic number.

188384814 is an abundant number, since it is smaller than the sum of its proper divisors (220415058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

188384814 is a wasteful number, since it uses less digits than its factorization.

188384814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16232 (or 16229 counting only the distinct ones).

The product of its digits is 196608, while the sum is 45.

The square root of 188384814 is about 13725.3347500161. The cubic root of 188384814 is about 573.2560280513.

The spelling of 188384814 in words is "one hundred eighty-eight million, three hundred eighty-four thousand, eight hundred fourteen".