22027552 has 24 divisors (see below), whose sum is σ = 43478316. Its totient is φ = 10985472.

The previous prime is 22027547. The next prime is 22027613. The reversal of 22027552 is 25572022.

It can be written as a sum of positive squares in 2 ways, for example, as 19324816 + 2702736 = 4396^2 + 1644^2 .

It is a super-2 number, since 2×22027552² = 970426094225408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17868 + ... + 19060.

Almost surely, 2^22027552 is an apocalyptic number.

It is an amenable number.

22027552 is a deficient number, since it is larger than the sum of its proper divisors (21450764).

22027552 is a wasteful number, since it uses less digits than its factorization.

22027552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780 (or 1772 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 22027552 is about 4693.3518939027. The cubic root of 22027552 is about 280.3208566743.

Adding to 22027552 its reverse (25572022), we get a palindrome (47599574).

It can be divided in two parts, 220 and 27552, that added together give a palindrome (27772).

The spelling of 22027552 in words is "twenty-two million, twenty-seven thousand, five hundred fifty-two".