22727106 has 12 divisors (see below), whose sum is σ = 49242102. Its totient is φ = 7575696.

The previous prime is 22727099. The next prime is 22727141. The reversal of 22727106 is 60172722.

It can be written as a sum of positive squares in only one way, i.e., 13995081 + 8732025 = 3741^2 + 2955^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22727106.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 631291 + ... + 631326.

Almost surely, 2^22727106 is an apocalyptic number.

22727106 is an abundant number, since it is smaller than the sum of its proper divisors (26514996).

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

22727106 is a wasteful number, since it uses less digits than its factorization.

22727106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262625 (or 1262622 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 22727106 is about 4767.2954596920. The cubic root of 22727106 is about 283.2574748090.

Adding to 22727106 its reverse (60172722), we get a palindrome (82899828).

The spelling of 22727106 in words is "twenty-two million, seven hundred twenty-seven thousand, one hundred six".