344436401 has 2 divisors, whose sum is σ = 344436402. Its totient is φ = 344436400.

The previous prime is 344436397. The next prime is 344436413. The reversal of 344436401 is 104634443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 327429025 + 17007376 = 18095^2 + 4124^2 .

It is an emirp because it is prime and its reverse (104634443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344436401 - 2² = 344436397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (344436101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172218200 + 172218201.

It is an arithmetic number, because the mean of its divisors is an integer number (172218201).

Almost surely, 2^344436401 is an apocalyptic number.

It is an amenable number.

344436401 is a deficient number, since it is larger than the sum of its proper divisors (1).

344436401 is an equidigital number, since it uses as much as digits as its factorization.

344436401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 344436401 is about 18558.9978447113. The cubic root of 344436401 is about 700.9757826884.

The spelling of 344436401 in words is "three hundred forty-four million, four hundred thirty-six thousand, four hundred one".