344919 has 4 divisors (see below), whose sum is σ = 459896. Its totient is φ = 229944.

The previous prime is 344917. The next prime is 344921. The reversal of 344919 is 919443.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (344917) and next prime (344921).

It is not a de Polignac number, because 344919 - 2¹ = 344917 is a prime.

It is a super-2 number, since 2×344919² = 237938233122, which contains 22 as substring.

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 (344917) 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, 57484 + ... + 57489.

It is an arithmetic number, because the mean of its divisors is an integer number (114974).

2³⁴⁴⁹¹⁹ is an apocalyptic number.

344919 is a deficient number, since it is larger than the sum of its proper divisors (114977).

344919 is a wasteful number, since it uses less digits than its factorization.

344919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114976.

The product of its digits is 3888, while the sum is 30.

The square root of 344919 is about 587.2980503969. The cubic root of 344919 is about 70.1303015174.

The spelling of 344919 in words is "three hundred forty-four thousand, nine hundred nineteen".