383916443 has 8 divisors (see below), whose sum is σ = 386979840. Its totient is φ = 380860200.

The previous prime is 383916433. The next prime is 383916461. The reversal of 383916443 is 344619383.

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

It is a cyclic number.

It is not a de Polignac number, because 383916443 - 2¹⁴ = 383900059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 383916443.

It is not an unprimeable number, because it can be changed into a prime (383916433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162968 + ... + 165306.

It is an arithmetic number, because the mean of its divisors is an integer number (48372480).

Almost surely, 2^383916443 is an apocalyptic number.

383916443 is a deficient number, since it is larger than the sum of its proper divisors (3063397).

383916443 is a wasteful number, since it uses less digits than its factorization.

383916443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3577.

The product of its digits is 186624, while the sum is 41.

The square root of 383916443 is about 19593.7858261235. The cubic root of 383916443 is about 726.7955134664.

The spelling of 383916443 in words is "three hundred eighty-three million, nine hundred sixteen thousand, four hundred forty-three".