344218834 has 8 divisors (see below), whose sum is σ = 516409740. Its totient is φ = 172082256.

The previous prime is 344218829. The next prime is 344218837. The reversal of 344218834 is 438812443.

It can be written as a sum of positive squares in 2 ways, for example, as 340513209 + 3705625 = 18453^2 + 1925^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 344218793 and 344218802.

It is not an unprimeable number, because it can be changed into a prime (344218837) 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, 11592 + ... + 28684.

Almost surely, 2^344218834 is an apocalyptic number.

344218834 is a deficient number, since it is larger than the sum of its proper divisors (172190906).

344218834 is a wasteful number, since it uses less digits than its factorization.

344218834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27164.

The product of its digits is 73728, while the sum is 37.

The square root of 344218834 is about 18553.1354223484. The cubic root of 344218834 is about 700.8281586082.

The spelling of 344218834 in words is "three hundred forty-four million, two hundred eighteen thousand, eight hundred thirty-four".