344648 has 16 divisors (see below), whose sum is σ = 656880. Its totient is φ = 169488.

The previous prime is 344639. The next prime is 344653. The reversal of 344648 is 846443.

It is a self number, because there is not a number n which added to its sum of digits gives 344648.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 344648.

It is an unprimeable number.

344648 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, 215 + ... + 857.

It is an arithmetic number, because the mean of its divisors is an integer number (41055).

2³⁴⁴⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

344648 is a deficient number, since it is larger than the sum of its proper divisors (312232).

344648 is a wasteful number, since it uses less digits than its factorization.

344648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 712 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 344648 is about 587.0672874552. The cubic root of 344648 is about 70.1119297728. Note that the first 3 decimals are identical.

The spelling of 344648 in words is "three hundred forty-four thousand, six hundred forty-eight".