344864339 has 4 divisors (see below), whose sum is σ = 345966456. Its totient is φ = 343762224.

The previous prime is 344864327. The next prime is 344864341. The reversal of 344864339 is 933468443.

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 344864339 - 2¹⁶ = 344798803 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 344864339.

It is not an unprimeable number, because it can be changed into a prime (344861339) 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, 550589 + ... + 551214.

It is an arithmetic number, because the mean of its divisors is an integer number (86491614).

Almost surely, 2^344864339 is an apocalyptic number.

344864339 is a deficient number, since it is larger than the sum of its proper divisors (1102117).

344864339 is a wasteful number, since it uses less digits than its factorization.

344864339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102116.

The product of its digits is 746496, while the sum is 44.

The square root of 344864339 is about 18570.5233905779. The cubic root of 344864339 is about 701.2659669112.

The spelling of 344864339 in words is "three hundred forty-four million, eight hundred sixty-four thousand, three hundred thirty-nine".