220806088 has 8 divisors (see below), whose sum is σ = 414011430. Its totient is φ = 110403040.

The previous prime is 220806083. The next prime is 220806101. The reversal of 220806088 is 880608022.

It is a happy number.

220806088 is digitally balanced in base 2, 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., 188293284 + 32512804 = 13722^2 + 5702^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (220806083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13800373 + ... + 13800388.

Almost surely, 2^220806088 is an apocalyptic number.

It is an amenable number.

220806088 is a deficient number, since it is larger than the sum of its proper divisors (193205342).

220806088 is a wasteful number, since it uses less digits than its factorization.

220806088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27600767 (or 27600763 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 220806088 is about 14859.5453497070. The cubic root of 220806088 is about 604.4174781418.

The spelling of 220806088 in words is "two hundred twenty million, eight hundred six thousand, eighty-eight".