222166603 has 8 divisors (see below), whose sum is σ = 227708928. Its totient is φ = 216658344.

The previous prime is 222166583. The next prime is 222166627. The reversal of 222166603 is 306661222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-222166603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222166673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4950 + ... + 21652.

It is an arithmetic number, because the mean of its divisors is an integer number (28463616).

Almost surely, 2^222166603 is an apocalyptic number.

222166603 is a deficient number, since it is larger than the sum of its proper divisors (5542325).

222166603 is a wasteful number, since it uses less digits than its factorization.

222166603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17033.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 222166603 is about 14905.2542078289. The cubic root of 222166603 is about 605.6563266438.

The spelling of 222166603 in words is "two hundred twenty-two million, one hundred sixty-six thousand, six hundred three".