386320398 has 8 divisors (see below), whose sum is σ = 772640808. Its totient is φ = 128773464.

The previous prime is 386320387. The next prime is 386320421. The reversal of 386320398 is 893023683.

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

386320398 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32193361 + ... + 32193372.

It is an arithmetic number, because the mean of its divisors is an integer number (96580101).

Almost surely, 2^386320398 is an apocalyptic number.

386320398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

386320398 is a wasteful number, since it uses less digits than its factorization.

386320398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64386738.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 386320398 is about 19655.0349274683. The cubic root of 386320398 is about 728.3093407724.

The spelling of 386320398 in words is "three hundred eighty-six million, three hundred twenty thousand, three hundred ninety-eight".