382328772 has 72 divisors (see below), whose sum is σ = 1063127520. Its totient is φ = 106565760.

The previous prime is 382328767. The next prime is 382328831. The reversal of 382328772 is 277823283.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16179 + ... + 32037.

It is an arithmetic number, because the mean of its divisors is an integer number (14765660).

Almost surely, 2^382328772 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 382328772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (531563760).

382328772 is an abundant number, since it is smaller than the sum of its proper divisors (680798748).

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

382328772 is a wasteful number, since it uses less digits than its factorization.

382328772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15921 (or 15912 counting only the distinct ones).

The product of its digits is 225792, while the sum is 42.

The square root of 382328772 is about 19553.2291962223. The cubic root of 382328772 is about 725.7922513436.

The spelling of 382328772 in words is "three hundred eighty-two million, three hundred twenty-eight thousand, seven hundred seventy-two".