22244325 has 12 divisors (see below), whose sum is σ = 36777408. Its totient is φ = 11863600.

The previous prime is 22244323. The next prime is 22244333. The reversal of 22244325 is 52344222.

It is a happy number.

It is not a de Polignac number, because 22244325 - 2¹ = 22244323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22244295 and 22244304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148221 + ... + 148370.

It is an arithmetic number, because the mean of its divisors is an integer number (3064784).

Almost surely, 2^22244325 is an apocalyptic number.

22244325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22244325 is a deficient number, since it is larger than the sum of its proper divisors (14533083).

22244325 is a wasteful number, since it uses less digits than its factorization.

22244325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296604 (or 296599 counting only the distinct ones).

The product of its digits is 3840, while the sum is 24.

The square root of 22244325 is about 4716.3889788693. The cubic root of 22244325 is about 281.2374019048.

Adding to 22244325 its reverse (52344222), we get a palindrome (74588547).

The spelling of 22244325 in words is "twenty-two million, two hundred forty-four thousand, three hundred twenty-five".