220066708 has 6 divisors (see below), whose sum is σ = 385116746. Its totient is φ = 110033352.

The previous prime is 220066699. The next prime is 220066723. The reversal of 220066708 is 807660022.

It is a happy number.

220066708 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 133911184 + 86155524 = 11572^2 + 9282^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220066708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27508335 + ... + 27508342.

Almost surely, 2^220066708 is an apocalyptic number.

It is an amenable number.

220066708 is a deficient number, since it is larger than the sum of its proper divisors (165050038).

220066708 is a wasteful number, since it uses less digits than its factorization.

220066708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55016681 (or 55016679 counting only the distinct ones).

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

The square root of 220066708 is about 14834.6455299748. The cubic root of 220066708 is about 603.7420832063.

The spelling of 220066708 in words is "two hundred twenty million, sixty-six thousand, seven hundred eight".