344436479 has 2 divisors, whose sum is σ = 344436480. Its totient is φ = 344436478.

The previous prime is 344436413. The next prime is 344436511. The reversal of 344436479 is 974634443.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344436479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344436679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172218239 + 172218240.

It is an arithmetic number, because the mean of its divisors is an integer number (172218240).

Almost surely, 2^344436479 is an apocalyptic number.

344436479 is a deficient number, since it is larger than the sum of its proper divisors (1).

344436479 is an equidigital number, since it uses as much as digits as its factorization.

344436479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 44.

The square root of 344436479 is about 18558.9999461178. Note that the first 4 decimals coincide. The cubic root of 344436479 is about 700.9758356020.

It can be divided in two parts, 3444364 and 79, that added together give a palindrome (3444443).

The spelling of 344436479 in words is "three hundred forty-four million, four hundred thirty-six thousand, four hundred seventy-nine".