188065814 has 8 divisors (see below), whose sum is σ = 283829880. Its totient is φ = 93455856.

The previous prime is 188065807. The next prime is 188065837. The reversal of 188065814 is 418560881.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288119 + ... + 288770.

It is an arithmetic number, because the mean of its divisors is an integer number (35478735).

Almost surely, 2^188065814 is an apocalyptic number.

188065814 is a deficient number, since it is larger than the sum of its proper divisors (95764066).

188065814 is a wasteful number, since it uses less digits than its factorization.

188065814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577054.

The product of its (nonzero) digits is 61440, while the sum is 41.

The square root of 188065814 is about 13713.7089804327. The cubic root of 188065814 is about 572.9322723195.

The spelling of 188065814 in words is "one hundred eighty-eight million, sixty-five thousand, eight hundred fourteen".