331922382 has 32 divisors (see below), whose sum is σ = 766796544. Its totient is φ = 94665600.

The previous prime is 331922369. The next prime is 331922431. The reversal of 331922382 is 283229133.

331922382 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×331922382² = 220344935345107848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 146794 + ... + 149037.

It is an arithmetic number, because the mean of its divisors is an integer number (23962392).

Almost surely, 2^331922382 is an apocalyptic number.

331922382 is an abundant number, since it is smaller than the sum of its proper divisors (434874162).

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

331922382 is a wasteful number, since it uses less digits than its factorization.

331922382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295864.

The product of its digits is 15552, while the sum is 33.

The square root of 331922382 is about 18218.7371132030. The cubic root of 331922382 is about 692.3815917487.

The spelling of 331922382 in words is "three hundred thirty-one million, nine hundred twenty-two thousand, three hundred eighty-two".