344287 has 4 divisors (see below), whose sum is σ = 359280. Its totient is φ = 329296.

The previous prime is 344273. The next prime is 344291. The reversal of 344287 is 782443.

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

It is a cyclic number.

It is not a de Polignac number, because 344287 - 2¹¹ = 342239 is a prime.

It is a Duffinian number.

344287 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344207) 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, 7462 + ... + 7507.

It is an arithmetic number, because the mean of its divisors is an integer number (89820).

2³⁴⁴²⁸⁷ is an apocalyptic number.

344287 is a deficient number, since it is larger than the sum of its proper divisors (14993).

344287 is a wasteful number, since it uses less digits than its factorization.

344287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14992.

The product of its digits is 5376, while the sum is 28.

The square root of 344287 is about 586.7597464039. The cubic root of 344287 is about 70.0874417455.

The spelling of 344287 in words is "three hundred forty-four thousand, two hundred eighty-seven".