344223337 has 2 divisors, whose sum is σ = 344223338. Its totient is φ = 344223336.

The previous prime is 344223317. The next prime is 344223367. The reversal of 344223337 is 733322443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 284563161 + 59660176 = 16869^2 + 7724^2 .

It is a cyclic number.

It is not a de Polignac number, because 344223337 - 2²³ = 335834729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 344223299 and 344223308.

It is not a weakly prime, because it can be changed into another prime (344223317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172111668 + 172111669.

It is an arithmetic number, because the mean of its divisors is an integer number (172111669).

Almost surely, 2^344223337 is an apocalyptic number.

It is an amenable number.

344223337 is a deficient number, since it is larger than the sum of its proper divisors (1).

344223337 is an equidigital number, since it uses as much as digits as its factorization.

344223337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 31.

The square root of 344223337 is about 18553.2567761027. The cubic root of 344223337 is about 700.8312146248.

The spelling of 344223337 in words is "three hundred forty-four million, two hundred twenty-three thousand, three hundred thirty-seven".