343937 has 4 divisors (see below), whose sum is σ = 375216. Its totient is φ = 312660.

The previous prime is 343933. The next prime is 343939. The reversal of 343937 is 739343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 739343 = 11 ⋅67213.

It is a cyclic number.

It is not a de Polignac number, because 343937 - 2² = 343933 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 343937.

It is not an unprimeable number, because it can be changed into a prime (343933) 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, 15623 + ... + 15644.

It is an arithmetic number, because the mean of its divisors is an integer number (93804).

2³⁴³⁹³⁷ is an apocalyptic number.

It is an amenable number.

343937 is a deficient number, since it is larger than the sum of its proper divisors (31279).

343937 is a wasteful number, since it uses less digits than its factorization.

343937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31278.

The product of its digits is 6804, while the sum is 29.

The square root of 343937 is about 586.4614224312. The cubic root of 343937 is about 70.0636835420.

The spelling of 343937 in words is "three hundred forty-three thousand, nine hundred thirty-seven".