22444325 has 12 divisors (see below), whose sum is σ = 27908928. Its totient is φ = 17905200.

The previous prime is 22444319. The next prime is 22444327. The reversal of 22444325 is 52344422.

It is a happy number.

It is not a de Polignac number, because 22444325 - 2⁴ = 22444309 is a prime.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22444294 and 22444303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22444327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9734 + ... + 11816.

It is an arithmetic number, because the mean of its divisors is an integer number (2325744).

Almost surely, 2^22444325 is an apocalyptic number.

22444325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22444325 is a deficient number, since it is larger than the sum of its proper divisors (5464603).

22444325 is a wasteful number, since it uses less digits than its factorization.

22444325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524 (or 2519 counting only the distinct ones).

The product of its digits is 7680, while the sum is 26.

The square root of 22444325 is about 4737.5441950445. The cubic root of 22444325 is about 282.0777622009.

Adding to 22444325 its reverse (52344422), we get a palindrome (74788747).

The spelling of 22444325 in words is "twenty-two million, four hundred forty-four thousand, three hundred twenty-five".