344354109 has 8 divisors (see below), whose sum is σ = 500878752. Its totient is φ = 208699440.

The previous prime is 344354099. The next prime is 344354111. The reversal of 344354109 is 901453443.

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

It is not a de Polignac number, because 344354109 - 2⁴ = 344354093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 10434973 = 344354109 / (3 + 4 + 4 + 3 + 5 + 4 + 1 + 0 + 9).

It is a self number, because there is not a number n which added to its sum of digits gives 344354109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344354209) 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, 5217454 + ... + 5217519.

It is an arithmetic number, because the mean of its divisors is an integer number (62609844).

Almost surely, 2^344354109 is an apocalyptic number.

It is an amenable number.

344354109 is a deficient number, since it is larger than the sum of its proper divisors (156524643).

344354109 is a wasteful number, since it uses less digits than its factorization.

344354109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10434987.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 344354109 is about 18556.7806744597. The cubic root of 344354109 is about 700.9199530360.

It can be divided in two parts, 344 and 354109, that added together give a palindrome (354453).

The spelling of 344354109 in words is "three hundred forty-four million, three hundred fifty-four thousand, one hundred nine".