22216050 has 36 divisors (see below), whose sum is σ = 59688330. Its totient is φ = 5924160.

The previous prime is 22216043. The next prime is 22216067. The reversal of 22216050 is 5061222.

It can be written as a sum of positive squares in 3 ways, for example, as 12723489 + 9492561 = 3567^2 + 3081^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 24235 + ... + 25134.

Almost surely, 2^22216050 is an apocalyptic number.

22216050 is an abundant number, since it is smaller than the sum of its proper divisors (37472280).

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

22216050 is a wasteful number, since it uses less digits than its factorization.

22216050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49387 (or 49379 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 22216050 is about 4713.3904994176. The cubic root of 22216050 is about 281.1181900878.

Adding to 22216050 its reverse (5061222), we get a palindrome (27277272).

The spelling of 22216050 in words is "twenty-two million, two hundred sixteen thousand, fifty".