383339880 has 192 divisors, whose sum is σ = 1553385600. Its totient is φ = 79649280.

The previous prime is 383339843. The next prime is 383339909. The reversal of 383339880 is 88933383.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20806 + ... + 34634.

It is an arithmetic number, because the mean of its divisors is an integer number (8090550).

Almost surely, 2^383339880 is an apocalyptic number.

383339880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 383339880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (776692800).

383339880 is an abundant number, since it is smaller than the sum of its proper divisors (1170045720).

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

383339880 is a wasteful number, since it uses less digits than its factorization.

383339880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13864 (or 13857 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 383339880 is about 19579.0673935200. The cubic root of 383339880 is about 726.4314990594.

The spelling of 383339880 in words is "three hundred eighty-three million, three hundred thirty-nine thousand, eight hundred eighty".