383943386 has 8 divisors (see below), whose sum is σ = 576131520. Its totient is φ = 191899548.

The previous prime is 383943379. The next prime is 383943409. The reversal of 383943386 is 683349383.

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

It is a self number, because there is not a number n which added to its sum of digits gives 383943386.

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, 29156 + ... + 40223.

It is an arithmetic number, because the mean of its divisors is an integer number (72016440).

Almost surely, 2^383943386 is an apocalyptic number.

383943386 is a deficient number, since it is larger than the sum of its proper divisors (192188134).

383943386 is a wasteful number, since it uses less digits than its factorization.

383943386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72148.

The product of its digits is 1119744, while the sum is 47.

The square root of 383943386 is about 19594.4733534739. The cubic root of 383943386 is about 726.8125150768.

The spelling of 383943386 in words is "three hundred eighty-three million, nine hundred forty-three thousand, three hundred eighty-six".