222108736 has 28 divisors (see below), whose sum is σ = 442203840. Its totient is φ = 110687360.

The previous prime is 222108721. The next prime is 222108739. The reversal of 222108736 is 637801222.

It is a junction number, because it is equal to n+sod(n) for n = 222108698 and 222108707.

It is not an unprimeable number, because it can be changed into a prime (222108739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14325 + ... + 25483.

Almost surely, 2^222108736 is an apocalyptic number.

It is an amenable number.

222108736 is a deficient number, since it is larger than the sum of its proper divisors (220095104).

222108736 is a wasteful number, since it uses less digits than its factorization.

222108736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11482 (or 11472 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 222108736 is about 14903.3129202872. The cubic root of 222108736 is about 605.6037376445.

Adding to 222108736 its reverse (637801222), we get a palindrome (859909958).

The spelling of 222108736 in words is "two hundred twenty-two million, one hundred eight thousand, seven hundred thirty-six".