344168091 has 12 divisors (see below), whose sum is σ = 497306368. Its totient is φ = 229364784.

The previous prime is 344168089. The next prime is 344168119. The reversal of 344168091 is 190861443.

It is not a de Polignac number, because 344168091 - 2¹ = 344168089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344168291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32166 + ... + 41508.

Almost surely, 2^344168091 is an apocalyptic number.

344168091 is a deficient number, since it is larger than the sum of its proper divisors (153138277).

344168091 is a wasteful number, since it uses less digits than its factorization.

344168091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13442 (or 13439 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 344168091 is about 18551.7678672411. The cubic root of 344168091 is about 700.7937194013.

The spelling of 344168091 in words is "three hundred forty-four million, one hundred sixty-eight thousand, ninety-one".