383878966 has 8 divisors (see below), whose sum is σ = 583928784. Its totient is φ = 189236040.

The previous prime is 383878961. The next prime is 383878987. The reversal of 383878966 is 669878383.

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 383878966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383878961) 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, 1351545 + ... + 1351828.

It is an arithmetic number, because the mean of its divisors is an integer number (72991098).

Almost surely, 2^383878966 is an apocalyptic number.

383878966 is a deficient number, since it is larger than the sum of its proper divisors (200049818).

383878966 is a wasteful number, since it uses less digits than its factorization.

383878966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2703446.

The product of its digits is 10450944, while the sum is 58.

The square root of 383878966 is about 19592.8294536547. The cubic root of 383878966 is about 726.7718633533.

The spelling of 383878966 in words is "three hundred eighty-three million, eight hundred seventy-eight thousand, nine hundred sixty-six".