344713387 has 2 divisors, whose sum is σ = 344713388. Its totient is φ = 344713386.

The previous prime is 344713381. The next prime is 344713417. The reversal of 344713387 is 783317443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344713387 - 2¹⁹ = 344189099 is a prime.

It is a super-3 number, since 3×344713387³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (344713381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172356693 + 172356694.

It is an arithmetic number, because the mean of its divisors is an integer number (172356694).

Almost surely, 2^344713387 is an apocalyptic number.

344713387 is a deficient number, since it is larger than the sum of its proper divisors (1).

344713387 is an equidigital number, since it uses as much as digits as its factorization.

344713387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 40.

The square root of 344713387 is about 18566.4586553279. The cubic root of 344713387 is about 701.1636339673.

The spelling of 344713387 in words is "three hundred forty-four million, seven hundred thirteen thousand, three hundred eighty-seven".