22260450 has 24 divisors (see below), whose sum is σ = 55206288. Its totient is φ = 5936080.

The previous prime is 22260443. The next prime is 22260503. The reversal of 22260450 is 5406222.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 74052 + ... + 74351.

It is an arithmetic number, because the mean of its divisors is an integer number (2300262).

Almost surely, 2^22260450 is an apocalyptic number.

22260450 is an abundant number, since it is smaller than the sum of its proper divisors (32945838).

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

22260450 is a wasteful number, since it uses less digits than its factorization.

22260450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148418 (or 148413 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 22260450 is about 4718.0981337823. The cubic root of 22260450 is about 281.3053421959.

Adding to 22260450 its reverse (5406222), we get a palindrome (27666672).

The spelling of 22260450 in words is "twenty-two million, two hundred sixty thousand, four hundred fifty".