383441040 has 200 divisors, whose sum is σ = 1361162880. Its totient is φ = 99995904.

The previous prime is 383441039. The next prime is 383441057. The reversal of 383441040 is 40144383.

383441040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 383440995 and 383441013.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 303931 + ... + 305189.

Almost surely, 2^383441040 is an apocalyptic number.

383441040 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 383441040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (680581440).

383441040 is an abundant number, since it is smaller than the sum of its proper divisors (977721840).

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

383441040 is a wasteful number, since it uses less digits than its factorization.

383441040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331 (or 1316 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 383441040 is about 19581.6505943702. The cubic root of 383441040 is about 726.4953930528.

The spelling of 383441040 in words is "three hundred eighty-three million, four hundred forty-one thousand, forty".