22561052 has 12 divisors (see below), whose sum is σ = 39519480. Its totient is φ = 11269776.

The previous prime is 22561051. The next prime is 22561067. The reversal of 22561052 is 25016522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22561051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3743 + ... + 7689.

It is an arithmetic number, because the mean of its divisors is an integer number (3293290).

Almost surely, 2^22561052 is an apocalyptic number.

It is an amenable number.

22561052 is a deficient number, since it is larger than the sum of its proper divisors (16958428).

22561052 is a wasteful number, since it uses less digits than its factorization.

22561052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5380 (or 5378 counting only the distinct ones).

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

The square root of 22561052 is about 4749.8475765018. The cubic root of 22561052 is about 282.5659208681.

Adding to 22561052 its reverse (25016522), we get a palindrome (47577574).

The spelling of 22561052 in words is "twenty-two million, five hundred sixty-one thousand, fifty-two".