22027450 has 12 divisors (see below), whose sum is σ = 40971150. Its totient is φ = 8810960.

The previous prime is 22027417. The next prime is 22027451. The reversal of 22027450 is 5472022.

It can be written as a sum of positive squares in 3 ways, for example, as 10310521 + 11716929 = 3211^2 + 3423^2 .

It is not an unprimeable number, because it can be changed into a prime (22027451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 220225 + ... + 220324.

Almost surely, 2^22027450 is an apocalyptic number.

22027450 is a deficient number, since it is larger than the sum of its proper divisors (18943700).

22027450 is a wasteful number, since it uses less digits than its factorization.

22027450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440561 (or 440556 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 22027450 is about 4693.3410274558. The cubic root of 22027450 is about 280.3204239924.

Adding to 22027450 its reverse (5472022), we get a palindrome (27499472).

The spelling of 22027450 in words is "twenty-two million, twenty-seven thousand, four hundred fifty".