344855117 has 4 divisors (see below), whose sum is σ = 345204096. Its totient is φ = 344506140.

The previous prime is 344855101. The next prime is 344855197. The reversal of 344855117 is 711558443.

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 a cyclic number.

It is not a de Polignac number, because 344855117 - 2⁴ = 344855101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344855197) 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, 173003 + ... + 174984.

It is an arithmetic number, because the mean of its divisors is an integer number (86301024).

Almost surely, 2^344855117 is an apocalyptic number.

It is an amenable number.

344855117 is a deficient number, since it is larger than the sum of its proper divisors (348979).

344855117 is an equidigital number, since it uses as much as digits as its factorization.

344855117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348978.

The product of its digits is 67200, while the sum is 38.

The square root of 344855117 is about 18570.2750922004. The cubic root of 344855117 is about 701.2597160161.

The spelling of 344855117 in words is "three hundred forty-four million, eight hundred fifty-five thousand, one hundred seventeen".