22027260 has 24 divisors (see below), whose sum is σ = 61676496. Its totient is φ = 5873920.

The previous prime is 22027241. The next prime is 22027273. The reversal of 22027260 is 6272022.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 183501 + ... + 183620.

It is an arithmetic number, because the mean of its divisors is an integer number (2569854).

Almost surely, 2^22027260 is an apocalyptic number.

22027260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22027260 is an abundant number, since it is smaller than the sum of its proper divisors (39649236).

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

22027260 is a wasteful number, since it uses less digits than its factorization.

22027260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367133 (or 367131 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 22027260 is about 4693.3207859681. The cubic root of 22027260 is about 280.3196180127.

Adding to 22027260 its reverse (6272022), we get a palindrome (28299282).

The spelling of 22027260 in words is "twenty-two million, twenty-seven thousand, two hundred sixty".