382001820 has 24 divisors (see below), whose sum is σ = 1069605264. Its totient is φ = 101867136.

The previous prime is 382001803. The next prime is 382001839. The reversal of 382001820 is 28100283.

382001820 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3183289 + ... + 3183408.

It is an arithmetic number, because the mean of its divisors is an integer number (44566886).

Almost surely, 2^382001820 is an apocalyptic number.

382001820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

382001820 is an abundant number, since it is smaller than the sum of its proper divisors (687603444).

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

382001820 is a wasteful number, since it uses less digits than its factorization.

382001820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6366709 (or 6366707 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 382001820 is about 19544.8668452870. The cubic root of 382001820 is about 725.5853030131.

The spelling of 382001820 in words is "three hundred eighty-two million, one thousand, eight hundred twenty".