22106552 has 48 divisors (see below), whose sum is σ = 45654840. Its totient is φ = 10028928.

The previous prime is 22106543. The next prime is 22106563. The reversal of 22106552 is 25560122.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 112118 + ... + 112314.

Almost surely, 2^22106552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22106552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22827420).

22106552 is an abundant number, since it is smaller than the sum of its proper divisors (23548288).

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

22106552 is a wasteful number, since it uses less digits than its factorization.

22106552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 22106552 is about 4701.7605213367. The cubic root of 22106552 is about 280.6555727327.

Adding to 22106552 its reverse (25560122), we get a palindrome (47666674).

The spelling of 22106552 in words is "twenty-two million, one hundred six thousand, five hundred fifty-two".