343281424 has 40 divisors (see below), whose sum is σ = 680260032. Its totient is φ = 167756160.

The previous prime is 343281413. The next prime is 343281451. The reversal of 343281424 is 424182343.

It is a happy number.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

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, 280077 + ... + 281299.

Almost surely, 2^343281424 is an apocalyptic number.

It is an amenable number.

343281424 is a deficient number, since it is larger than the sum of its proper divisors (336978608).

343281424 is a wasteful number, since it uses less digits than its factorization.

343281424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615 (or 1609 counting only the distinct ones).

The product of its digits is 18432, while the sum is 31.

The square root of 343281424 is about 18527.8553534941. The cubic root of 343281424 is about 700.1913925630.

The spelling of 343281424 in words is "three hundred forty-three million, two hundred eighty-one thousand, four hundred twenty-four".