22116632 has 8 divisors (see below), whose sum is σ = 41468700. Its totient is φ = 11058312.

The previous prime is 22116613. The next prime is 22116637. The reversal of 22116632 is 23661122.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×22116632² = 978290822046848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22116598 and 22116607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22116637) 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 as a sum of consecutive naturals, namely, 1382282 + ... + 1382297.

Almost surely, 2^22116632 is an apocalyptic number.

It is an amenable number.

22116632 is a deficient number, since it is larger than the sum of its proper divisors (19352068).

22116632 is a wasteful number, since it uses less digits than its factorization.

22116632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764585 (or 2764581 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 22116632 is about 4702.8323380703. The cubic root of 22116632 is about 280.6982234108.

Adding to 22116632 its reverse (23661122), we get a palindrome (45777754).

The spelling of 22116632 in words is "twenty-two million, one hundred sixteen thousand, six hundred thirty-two".