22240127 has 24 divisors (see below), whose sum is σ = 28931616. Its totient is φ = 16645824.

The previous prime is 22240123. The next prime is 22240133. The reversal of 22240127 is 72104222.

It is a happy number.

It is not a de Polignac number, because 22240127 - 2² = 22240123 is a prime.

It is a super-2 number, since 2×22240127² = 989246497952258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22240099 and 22240108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22240123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32513 + ... + 33189.

It is an arithmetic number, because the mean of its divisors is an integer number (1205484).

Almost surely, 2^22240127 is an apocalyptic number.

22240127 is a deficient number, since it is larger than the sum of its proper divisors (6691489).

22240127 is a wasteful number, since it uses less digits than its factorization.

22240127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735 (or 716 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 22240127 is about 4715.9439140007. The cubic root of 22240127 is about 281.2197088694.

Adding to 22240127 its reverse (72104222), we get a palindrome (94344349).

The spelling of 22240127 in words is "twenty-two million, two hundred forty thousand, one hundred twenty-seven".