22244332 has 24 divisors (see below), whose sum is σ = 42985152. Its totient is φ = 9987600.

The previous prime is 22244323. The next prime is 22244333. The reversal of 22244332 is 23344222.

It is a super-2 number, since 2×22244332² = 989620612252448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (22244333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607 + ... + 6697.

It is an arithmetic number, because the mean of its divisors is an integer number (1791048).

Almost surely, 2^22244332 is an apocalyptic number.

22244332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22244332 is a deficient number, since it is larger than the sum of its proper divisors (20740820).

22244332 is a wasteful number, since it uses less digits than its factorization.

22244332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6189 (or 6187 counting only the distinct ones).

The product of its digits is 2304, while the sum is 22.

The square root of 22244332 is about 4716.3897209624. The cubic root of 22244332 is about 281.2374314054.

Adding to 22244332 its reverse (23344222), we get a palindrome (45588554).

It can be divided in two parts, 2224 and 4332, that added together give a palindrome (6556).

The spelling of 22244332 in words is "twenty-two million, two hundred forty-four thousand, three hundred thirty-two".