331424322 has 8 divisors (see below), whose sum is σ = 662848656. Its totient is φ = 110474772.

The previous prime is 331424321. The next prime is 331424339. The reversal of 331424322 is 223424133.

It is a sphenic number, since it is the product of 3 distinct primes.

331424322 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 331424292 and 331424301.

It is not an unprimeable number, because it can be changed into a prime (331424321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27618688 + ... + 27618699.

It is an arithmetic number, because the mean of its divisors is an integer number (82856082).

Almost surely, 2^331424322 is an apocalyptic number.

331424322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

331424322 is a wasteful number, since it uses less digits than its factorization.

331424322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55237392.

The product of its digits is 3456, while the sum is 24.

The square root of 331424322 is about 18205.0630869547. The cubic root of 331424322 is about 692.0351049161.

Adding to 331424322 its reverse (223424133), we get a palindrome (554848455).

The spelling of 331424322 in words is "three hundred thirty-one million, four hundred twenty-four thousand, three hundred twenty-two".