331434346 has 8 divisors (see below), whose sum is σ = 526395780. Its totient is φ = 155969088.

The previous prime is 331434331. The next prime is 331434391. The reversal of 331434346 is 643434133.

It can be written as a sum of positive squares in 2 ways, for example, as 331422025 + 12321 = 18205^2 + 111^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4874001 + ... + 4874068.

Almost surely, 2^331434346 is an apocalyptic number.

331434346 is a deficient number, since it is larger than the sum of its proper divisors (194961434).

331434346 is a wasteful number, since it uses less digits than its factorization.

331434346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9748088.

The product of its digits is 31104, while the sum is 31.

The square root of 331434346 is about 18205.3383929000. The cubic root of 331434346 is about 692.0420817627.

Adding to 331434346 its reverse (643434133), we get a palindrome (974868479).

The spelling of 331434346 in words is "three hundred thirty-one million, four hundred thirty-four thousand, three hundred forty-six".