344312401 has 2 divisors, whose sum is σ = 344312402. Its totient is φ = 344312400.

The previous prime is 344312393. The next prime is 344312477. The reversal of 344312401 is 104213443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214329600 + 129982801 = 14640^2 + 11401^2 .

It is a cyclic number.

It is not a de Polignac number, because 344312401 - 2³ = 344312393 is a prime.

It is not a weakly prime, because it can be changed into another prime (344312201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172156200 + 172156201.

It is an arithmetic number, because the mean of its divisors is an integer number (172156201).

Almost surely, 2^344312401 is an apocalyptic number.

It is an amenable number.

344312401 is a deficient number, since it is larger than the sum of its proper divisors (1).

344312401 is an equidigital number, since it uses as much as digits as its factorization.

344312401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 344312401 is about 18555.6568463636. The cubic root of 344312401 is about 700.8916535336.

Adding to 344312401 its reverse (104213443), we get a palindrome (448525844).

The spelling of 344312401 in words is "three hundred forty-four million, three hundred twelve thousand, four hundred one".