344889107 has 2 divisors, whose sum is σ = 344889108. Its totient is φ = 344889106.

The previous prime is 344889079. The next prime is 344889187. The reversal of 344889107 is 701988443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344889107 - 2¹² = 344885011 is a prime.

It is a super-2 number, since 2×344889107² = 237896992254514898, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (344889187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172444553 + 172444554.

It is an arithmetic number, because the mean of its divisors is an integer number (172444554).

Almost surely, 2^344889107 is an apocalyptic number.

344889107 is a deficient number, since it is larger than the sum of its proper divisors (1).

344889107 is an equidigital number, since it uses as much as digits as its factorization.

344889107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 344889107 is about 18571.1902418773. The cubic root of 344889107 is about 701.2827547102.

The spelling of 344889107 in words is "three hundred forty-four million, eight hundred eighty-nine thousand, one hundred seven".