343354231 has 4 divisors (see below), whose sum is σ = 374568264. Its totient is φ = 312140200.

The previous prime is 343354211. The next prime is 343354241. The reversal of 343354231 is 132453343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 343354231 - 2⁵ = 343354199 is a prime.

It is a super-2 number, since 2×343354231² = 235784255891202722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343354231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343354201) 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, 15607000 + ... + 15607021.

It is an arithmetic number, because the mean of its divisors is an integer number (93642066).

Almost surely, 2^343354231 is an apocalyptic number.

343354231 is a deficient number, since it is larger than the sum of its proper divisors (31214033).

343354231 is a wasteful number, since it uses less digits than its factorization.

343354231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31214032.

The product of its digits is 12960, while the sum is 28.

The square root of 343354231 is about 18529.8200476961. The cubic root of 343354231 is about 700.2408905624.

The spelling of 343354231 in words is "three hundred forty-three million, three hundred fifty-four thousand, two hundred thirty-one".