344668 has 12 divisors (see below), whose sum is σ = 607600. Its totient is φ = 171072.

The previous prime is 344653. The next prime is 344671. The reversal of 344668 is 866443.

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

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

344668 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 580 + ... + 1012.

2³⁴⁴⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

344668 is a deficient number, since it is larger than the sum of its proper divisors (262932).

344668 is a wasteful number, since it uses less digits than its factorization.

344668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636 (or 634 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 344668 is about 587.0843210306. The cubic root of 344668 is about 70.1132859502.

The spelling of 344668 in words is "three hundred forty-four thousand, six hundred sixty-eight".