2217242626 has 16 divisors (see below), whose sum is σ = 3425767488. Its totient is φ = 1075662000.

The previous prime is 2217242623. The next prime is 2217242689. The reversal of 2217242626 is 6262427122.

It is a junction number, because it is equal to n+sod(n) for n = 2217242591 and 2217242600.

It is not an unprimeable number, because it can be changed into a prime (2217242623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72385 + ... + 98356.

It is an arithmetic number, because the mean of its divisors is an integer number (214110468).

Almost surely, 2^2217242626 is an apocalyptic number.

2217242626 is a deficient number, since it is larger than the sum of its proper divisors (1208524862).

2217242626 is a wasteful number, since it uses less digits than its factorization.

2217242626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170937.

The product of its digits is 32256, while the sum is 34.

The square root of 2217242626 is about 47087.6058639638. The cubic root of 2217242626 is about 1303.9804284170.

Adding to 2217242626 its reverse (6262427122), we get a palindrome (8479669748).

The spelling of 2217242626 in words is "two billion, two hundred seventeen million, two hundred forty-two thousand, six hundred twenty-six".