22707117 has 6 divisors (see below), whose sum is σ = 32799182. Its totient is φ = 15138072.

The previous prime is 22707107. The next prime is 22707119. The reversal of 22707117 is 71170722.

It can be written as a sum of positive squares in only one way, i.e., 17189316 + 5517801 = 4146^2 + 2349^2 .

It is not a de Polignac number, because 22707117 - 2⁴ = 22707101 is a prime.

It is a super-2 number, since 2×22707117² = 1031226324903378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22707119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1261498 + ... + 1261515.

Almost surely, 2^22707117 is an apocalyptic number.

It is an amenable number.

22707117 is a deficient number, since it is larger than the sum of its proper divisors (10092065).

22707117 is a wasteful number, since it uses less digits than its factorization.

22707117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523019 (or 2523016 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 27.

The square root of 22707117 is about 4765.1985268192. The cubic root of 22707117 is about 283.1744066812.

Adding to 22707117 its reverse (71170722), we get a palindrome (93877839).

The spelling of 22707117 in words is "twenty-two million, seven hundred seven thousand, one hundred seventeen".