2224420401 has 16 divisors (see below), whose sum is σ = 3468422144. Its totient is φ = 1241536464.

The previous prime is 2224420399. The next prime is 2224420409. The reversal of 2224420401 is 1040244222.

It is not a de Polignac number, because 2224420401 - 2¹ = 2224420399 is a prime.

It is a super-2 number, since 2×2224420401² = 9896092240770001602, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2224420409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1230781 + ... + 1232586.

It is an arithmetic number, because the mean of its divisors is an integer number (216776384).

Almost surely, 2^2224420401 is an apocalyptic number.

2224420401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2224420401 is a deficient number, since it is larger than the sum of its proper divisors (1244001743).

2224420401 is a wasteful number, since it uses less digits than its factorization.

2224420401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463420.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2224420401 is about 47163.7615230168. The cubic root of 2224420401 is about 1305.3860175414.

Adding to 2224420401 its reverse (1040244222), we get a palindrome (3264664623).

The spelling of 2224420401 in words is "two billion, two hundred twenty-four million, four hundred twenty thousand, four hundred one".