382717040 has 80 divisors (see below), whose sum is σ = 906608640. Its totient is φ = 150232320.

The previous prime is 382717007. The next prime is 382717043. The reversal of 382717040 is 40717283.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 382716988 and 382717006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382717043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1412105 + ... + 1412375.

It is an arithmetic number, because the mean of its divisors is an integer number (11332608).

Almost surely, 2^382717040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 382717040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (453304320).

382717040 is an abundant number, since it is smaller than the sum of its proper divisors (523891600).

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

382717040 is a wasteful number, since it uses less digits than its factorization.

382717040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 544 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 382717040 is about 19563.1551647478. The cubic root of 382717040 is about 726.0378572088.

The spelling of 382717040 in words is "three hundred eighty-two million, seven hundred seventeen thousand, forty".