222246626 has 24 divisors (see below), whose sum is σ = 393704640. Its totient is φ = 92170440.

The previous prime is 222246613. The next prime is 222246643. The reversal of 222246626 is 626642222.

It is a junction number, because it is equal to n+sod(n) for n = 222246592 and 222246601.

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 11 ways as a sum of consecutive naturals, for example, 5195 + ... + 21713.

It is an arithmetic number, because the mean of its divisors is an integer number (16404360).

Almost surely, 2^222246626 is an apocalyptic number.

222246626 is a deficient number, since it is larger than the sum of its proper divisors (171458014).

222246626 is a wasteful number, since it uses less digits than its factorization.

222246626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16590 (or 16559 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 222246626 is about 14907.9383551181. The cubic root of 222246626 is about 605.7290357694.

Adding to 222246626 its reverse (626642222), we get a palindrome (848888848).

The spelling of 222246626 in words is "two hundred twenty-two million, two hundred forty-six thousand, six hundred twenty-six".