544422401 has 2 divisors, whose sum is σ = 544422402. Its totient is φ = 544422400.

The previous prime is 544422379. The next prime is 544422427. The reversal of 544422401 is 104224445.

It is an a-pointer prime, because the next prime (544422427) can be obtained adding 544422401 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 328479376 + 215943025 = 18124^2 + 14695^2 .

It is a cyclic number.

It is not a de Polignac number, because 544422401 - 2⁶ = 544422337 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 (544422301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272211200 + 272211201.

It is an arithmetic number, because the mean of its divisors is an integer number (272211201).

Almost surely, 2^544422401 is an apocalyptic number.

It is an amenable number.

544422401 is a deficient number, since it is larger than the sum of its proper divisors (1).

544422401 is an equidigital number, since it uses as much as digits as its factorization.

544422401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 544422401 is about 23332.8609690282. The cubic root of 544422401 is about 816.5422518972.

Adding to 544422401 its reverse (104224445), we get a palindrome (648646846).

The spelling of 544422401 in words is "five hundred forty-four million, four hundred twenty-two thousand, four hundred one".