383223865 has 16 divisors (see below), whose sum is σ = 471340800. Its totient is φ = 299025792.

The previous prime is 383223859. The next prime is 383223881. The reversal of 383223865 is 568322383.

It is a cyclic number.

It is not a de Polignac number, because 383223865 - 2³ = 383223857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26941 + ... + 38629.

It is an arithmetic number, because the mean of its divisors is an integer number (29458800).

Almost surely, 2^383223865 is an apocalyptic number.

It is an amenable number.

383223865 is a deficient number, since it is larger than the sum of its proper divisors (88116935).

383223865 is a wasteful number, since it uses less digits than its factorization.

383223865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11856.

The product of its digits is 207360, while the sum is 40.

The square root of 383223865 is about 19576.1044388305. The cubic root of 383223865 is about 726.3582086122.

The spelling of 383223865 in words is "three hundred eighty-three million, two hundred twenty-three thousand, eight hundred sixty-five".