22421050 has 12 divisors (see below), whose sum is σ = 41703246. Its totient is φ = 8968400.

The previous prime is 22421041. The next prime is 22421053. The reversal of 22421050 is 5012422.

It can be written as a sum of positive squares in 3 ways, for example, as 19263321 + 3157729 = 4389^2 + 1777^2 .

It is not an unprimeable number, because it can be changed into a prime (22421053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224161 + ... + 224260.

Almost surely, 2^22421050 is an apocalyptic number.

22421050 is a deficient number, since it is larger than the sum of its proper divisors (19282196).

22421050 is a wasteful number, since it uses less digits than its factorization.

22421050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448433 (or 448428 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 22421050 is about 4735.0871164108. The cubic root of 22421050 is about 281.9802226125.

Adding to 22421050 its reverse (5012422), we get a palindrome (27433472).

The spelling of 22421050 in words is "twenty-two million, four hundred twenty-one thousand, fifty".