4244022401 has 4 divisors (see below), whose sum is σ = 4257581892. Its totient is φ = 4230462912.

The previous prime is 4244022283. The next prime is 4244022407. The reversal of 4244022401 is 1042204424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 274896400 + 3969126001 = 16580^2 + 63001^2 .

It is a cyclic number.

It is not a de Polignac number, because 4244022401 - 2¹⁰ = 4244021377 is a prime.

It is a super-2 number, since 2×4244022401² = 36023452280379609602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4244022407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6779276 + ... + 6779901.

It is an arithmetic number, because the mean of its divisors is an integer number (1064395473).

Almost surely, 2^4244022401 is an apocalyptic number.

It is an amenable number.

4244022401 is a deficient number, since it is larger than the sum of its proper divisors (13559491).

4244022401 is a wasteful number, since it uses less digits than its factorization.

4244022401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13559490.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 4244022401 is about 65146.1618286143. The cubic root of 4244022401 is about 1619.0461286258.

Adding to 4244022401 its reverse (1042204424), we get a palindrome (5286226825).

The spelling of 4244022401 in words is "four billion, two hundred forty-four million, twenty-two thousand, four hundred one".