22426002236 has 12 divisors (see below), whose sum is σ = 42813277080. Its totient is φ = 10193637360.

The previous prime is 22426002229. The next prime is 22426002323. The reversal of 22426002236 is 63220062422.

It is a junction number, because it is equal to n+sod(n) for n = 22426002199 and 22426002208.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 254840891 + ... + 254840978.

It is an arithmetic number, because the mean of its divisors is an integer number (3567773090).

Almost surely, 2^22426002236 is an apocalyptic number.

It is an amenable number.

22426002236 is a deficient number, since it is larger than the sum of its proper divisors (20387274844).

22426002236 is a wasteful number, since it uses less digits than its factorization.

22426002236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509681884 (or 509681882 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 22426002236 its reverse (63220062422), we get a palindrome (85646064658).

The spelling of 22426002236 in words is "twenty-two billion, four hundred twenty-six million, two thousand, two hundred thirty-six".