344390249 has 8 divisors (see below), whose sum is σ = 393806400. Its totient is φ = 295028496.

The previous prime is 344390243. The next prime is 344390261. The reversal of 344390249 is 942093443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-344390249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344390243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022 + ... + 26264.

It is an arithmetic number, because the mean of its divisors is an integer number (49225800).

Almost surely, 2^344390249 is an apocalyptic number.

It is an amenable number.

344390249 is a deficient number, since it is larger than the sum of its proper divisors (49416151).

344390249 is a wasteful number, since it uses less digits than its factorization.

344390249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27199.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 344390249 is about 18557.7544169547. The cubic root of 344390249 is about 700.9444727192.

The spelling of 344390249 in words is "three hundred forty-four million, three hundred ninety thousand, two hundred forty-nine".