22224244250 has 128 divisors (see below), whose sum is σ = 47609190720. Its totient is φ = 7707571200.

The previous prime is 22224244243. The next prime is 22224244303. The reversal of 22224244250 is 5244242222.

It is a happy number.

It can be written as a sum of positive squares in 32 ways, for example, as 3103715521 + 19120528729 = 55711^2 + 138277^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3484064 + ... + 3490436.

Almost surely, 2^22224244250 is an apocalyptic number.

22224244250 is an abundant number, since it is smaller than the sum of its proper divisors (25384946470).

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

22224244250 is a wasteful number, since it uses less digits than its factorization.

22224244250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6469 (or 6459 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 29.

Adding to 22224244250 its reverse (5244242222), we get a palindrome (27468486472).

The spelling of 22224244250 in words is "twenty-two billion, two hundred twenty-four million, two hundred forty-four thousand, two hundred fifty".