220306088 has 32 divisors (see below), whose sum is σ = 427368960. Its totient is φ = 106357440.

The previous prime is 220306087. The next prime is 220306091. The reversal of 220306088 is 880603022.

It is a self number, because there is not a number n which added to its sum of digits gives 220306088.

It is not an unprimeable number, because it can be changed into a prime (220306087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159770 + ... + 161142.

It is an arithmetic number, because the mean of its divisors is an integer number (13355280).

Almost surely, 2^220306088 is an apocalyptic number.

It is an amenable number.

220306088 is a deficient number, since it is larger than the sum of its proper divisors (207062872).

220306088 is a wasteful number, since it uses less digits than its factorization.

220306088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2057 (or 2053 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 220306088 is about 14842.7116121011. The cubic root of 220306088 is about 603.9609129275.

The spelling of 220306088 in words is "two hundred twenty million, three hundred six thousand, eighty-eight".