344397 has 4 divisors (see below), whose sum is σ = 459200. Its totient is φ = 229596.

The previous prime is 344371. The next prime is 344417. The reversal of 344397 is 793443.

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.

It is not a de Polignac number, because 344397 - 2⁷ = 344269 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344327) 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, 57397 + ... + 57402.

It is an arithmetic number, because the mean of its divisors is an integer number (114800).

2³⁴⁴³⁹⁷ is an apocalyptic number.

It is an amenable number.

344397 is a deficient number, since it is larger than the sum of its proper divisors (114803).

344397 is a wasteful number, since it uses less digits than its factorization.

344397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114802.

The product of its digits is 9072, while the sum is 30.

The square root of 344397 is about 586.8534740461. The cubic root of 344397 is about 70.0949052838.

It can be divided in two parts, 344 and 397, that added together give a triangular number (741 = T₃₈).

The spelling of 344397 in words is "three hundred forty-four thousand, three hundred ninety-seven".