344344873 has 2 divisors, whose sum is σ = 344344874. Its totient is φ = 344344872.

The previous prime is 344344841. The next prime is 344344883. The reversal of 344344873 is 378443443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214681104 + 129663769 = 14652^2 + 11387^2 .

It is a cyclic number.

It is not a de Polignac number, because 344344873 - 2⁵ = 344344841 is a prime.

It is a super-2 number, since 2×344344873² = 237146783122772258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (344344813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172172436 + 172172437.

It is an arithmetic number, because the mean of its divisors is an integer number (172172437).

Almost surely, 2^344344873 is an apocalyptic number.

It is an amenable number.

344344873 is a deficient number, since it is larger than the sum of its proper divisors (1).

344344873 is an equidigital number, since it uses as much as digits as its factorization.

344344873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 40.

The square root of 344344873 is about 18556.5318149702. The cubic root of 344344873 is about 700.9136864687.

The spelling of 344344873 in words is "three hundred forty-four million, three hundred forty-four thousand, eight hundred seventy-three".