386668799 has 4 divisors (see below), whose sum is σ = 421820520. Its totient is φ = 351517080.

The previous prime is 386668781. The next prime is 386668817. The reversal of 386668799 is 997866683.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (386668781) and next prime (386668817).

It is a cyclic number.

It is not a de Polignac number, because 386668799 - 2⁸ = 386668543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386668099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17575844 + ... + 17575865.

It is an arithmetic number, because the mean of its divisors is an integer number (105455130).

Almost surely, 2^386668799 is an apocalyptic number.

386668799 is a deficient number, since it is larger than the sum of its proper divisors (35151721).

386668799 is a wasteful number, since it uses less digits than its factorization.

386668799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35151720.

The product of its digits is 23514624, while the sum is 62.

The square root of 386668799 is about 19663.8958245817. The cubic root of 386668799 is about 728.5282156260.

The spelling of 386668799 in words is "three hundred eighty-six million, six hundred sixty-eight thousand, seven hundred ninety-nine".