444401 has 2 divisors, whose sum is σ = 444402. Its totient is φ = 444400.

The previous prime is 444349. The next prime is 444403. The reversal of 444401 is 104444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429025 + 15376 = 655^2 + 124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444401 is a prime.

Together with 444403, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444401.

It is not a weakly prime, because it can be changed into another prime (444403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222200 + 222201.

It is an arithmetic number, because the mean of its divisors is an integer number (222201).

2⁴⁴⁴⁴⁰¹ is an apocalyptic number.

It is an amenable number.

444401 is a deficient number, since it is larger than the sum of its proper divisors (1).

444401 is an equidigital number, since it uses as much as digits as its factorization.

444401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 444401 is about 666.6340825370. The cubic root of 444401 is about 76.3117961821.

Adding to 444401 its reverse (104444), we get a palindrome (548845).

The spelling of 444401 in words is "four hundred forty-four thousand, four hundred one", and thus it is an iban number.