22284486 has 96 divisors (see below), whose sum is σ = 58226688. Its totient is φ = 6027840.

The previous prime is 22284469. The next prime is 22284497. The reversal of 22284486 is 68448222.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22284486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 313831 + ... + 313901.

It is an arithmetic number, because the mean of its divisors is an integer number (606528).

Almost surely, 2^22284486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22284486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29113344).

22284486 is an abundant number, since it is smaller than the sum of its proper divisors (35942202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22284486 is a wasteful number, since it uses less digits than its factorization.

22284486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186 (or 183 counting only the distinct ones).

The product of its digits is 49152, while the sum is 36.

The square root of 22284486 is about 4720.6446593659. The cubic root of 22284486 is about 281.4065534334.

The spelling of 22284486 in words is "twenty-two million, two hundred eighty-four thousand, four hundred eighty-six".