343194872 has 16 divisors (see below), whose sum is σ = 677358600. Its totient is φ = 162565920.

The previous prime is 343194809. The next prime is 343194883. The reversal of 343194872 is 278491343.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1128779 + ... + 1129082.

Almost surely, 2^343194872 is an apocalyptic number.

It is an amenable number.

343194872 is a deficient number, since it is larger than the sum of its proper divisors (334163728).

343194872 is a wasteful number, since it uses less digits than its factorization.

343194872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257886 (or 2257882 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 343194872 is about 18525.5194798958. The cubic root of 343194872 is about 700.1325408890.

The spelling of 343194872 in words is "three hundred forty-three million, one hundred ninety-four thousand, eight hundred seventy-two".