344398 has 4 divisors (see below), whose sum is σ = 516600. Its totient is φ = 172198.

The previous prime is 344371. The next prime is 344417. The reversal of 344398 is 893443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 893443 = 353 ⋅2531.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86098 + ... + 86101.

It is an arithmetic number, because the mean of its divisors is an integer number (129150).

2³⁴⁴³⁹⁸ is an apocalyptic number.

344398 is a deficient number, since it is larger than the sum of its proper divisors (172202).

344398 is a wasteful number, since it uses less digits than its factorization.

344398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172201.

The product of its digits is 10368, while the sum is 31.

The square root of 344398 is about 586.8543260469. The cubic root of 344398 is about 70.0949731269.

The spelling of 344398 in words is "three hundred forty-four thousand, three hundred ninety-eight".