331043422 has 8 divisors (see below), whose sum is σ = 522700200. Its totient is φ = 156810024.

The previous prime is 331043387. The next prime is 331043467. The reversal of 331043422 is 224340133.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 331043393 and 331043402.

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 3 ways as a sum of consecutive naturals, for example, 4355797 + ... + 4355872.

It is an arithmetic number, because the mean of its divisors is an integer number (65337525).

Almost surely, 2^331043422 is an apocalyptic number.

331043422 is a deficient number, since it is larger than the sum of its proper divisors (191656778).

331043422 is a wasteful number, since it uses less digits than its factorization.

331043422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8711690.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 331043422 is about 18194.5987040110. The cubic root of 331043422 is about 691.7698887962.

Adding to 331043422 its reverse (224340133), we get a palindrome (555383555).

The spelling of 331043422 in words is "three hundred thirty-one million, forty-three thousand, four hundred twenty-two".