222664850 has 48 divisors (see below), whose sum is σ = 433472256. Its totient is φ = 85008000.

The previous prime is 222664843. The next prime is 222664901. The reversal of 222664850 is 58466222.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 222664850.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95195 + ... + 97505.

It is an arithmetic number, because the mean of its divisors is an integer number (9030672).

Almost surely, 2^222664850 is an apocalyptic number.

222664850 is a deficient number, since it is larger than the sum of its proper divisors (210807406).

222664850 is a wasteful number, since it uses less digits than its factorization.

222664850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411 (or 2406 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 222664850 is about 14921.9586515980. The cubic root of 222664850 is about 606.1087515906.

It can be divided in two parts, 2226 and 64850, that added together give a palindrome (67076).

The spelling of 222664850 in words is "two hundred twenty-two million, six hundred sixty-four thousand, eight hundred fifty".