343704740 has 24 divisors (see below), whose sum is σ = 722675520. Its totient is φ = 137311328.

The previous prime is 343704733. The next prime is 343704761. The reversal of 343704740 is 47407343.

It is a junction number, because it is equal to n+sod(n) for n = 343704697 and 343704706.

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, 6539 + ... + 27021.

It is an arithmetic number, because the mean of its divisors is an integer number (30111480).

Almost surely, 2^343704740 is an apocalyptic number.

It is an amenable number.

343704740 is an abundant number, since it is smaller than the sum of its proper divisors (378970780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343704740 is a wasteful number, since it uses less digits than its factorization.

343704740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21331 (or 21329 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 343704740 is about 18539.2756061287. The cubic root of 343704740 is about 700.4790869992.

The spelling of 343704740 in words is "three hundred forty-three million, seven hundred four thousand, seven hundred forty".