344216626 has 16 divisors (see below), whose sum is σ = 567874944. Its totient is φ = 155488464.

The previous prime is 344216581. The next prime is 344216633. The reversal of 344216626 is 626612443.

It is a super-2 number, since 2×344216626² = 236970171229647752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 344216591 and 344216600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139620 + ... + 142063.

It is an arithmetic number, because the mean of its divisors is an integer number (35492184).

Almost surely, 2^344216626 is an apocalyptic number.

344216626 is a deficient number, since it is larger than the sum of its proper divisors (223658318).

344216626 is a wasteful number, since it uses less digits than its factorization.

344216626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281745.

The product of its digits is 41472, while the sum is 34.

The square root of 344216626 is about 18553.0759174860. The cubic root of 344216626 is about 700.8266601119.

The spelling of 344216626 in words is "three hundred forty-four million, two hundred sixteen thousand, six hundred twenty-six".