22440076 has 12 divisors (see below), whose sum is σ = 39307408. Its totient is φ = 11209392.

The previous prime is 22440059. The next prime is 22440133. The reversal of 22440076 is 67004422.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 22440076.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3850 + ... + 7726.

Almost surely, 2^22440076 is an apocalyptic number.

It is an amenable number.

22440076 is a deficient number, since it is larger than the sum of its proper divisors (16867332).

22440076 is a wasteful number, since it uses less digits than its factorization.

22440076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5328 (or 5326 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 22440076 is about 4737.0957347303. The cubic root of 22440076 is about 282.0599607589.

Adding to 22440076 its reverse (67004422), we get a palindrome (89444498).

The spelling of 22440076 in words is "twenty-two million, four hundred forty thousand, seventy-six".