220703628 has 48 divisors (see below), whose sum is σ = 525077504. Its totient is φ = 72135360.

The previous prime is 220703627. The next prime is 220703669. The reversal of 220703628 is 826307022.

It is a junction number, because it is equal to n+sod(n) for n = 220703595 and 220703604.

It is not an unprimeable number, because it can be changed into a prime (220703621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222213 + ... + 223203.

Almost surely, 2^220703628 is an apocalyptic number.

It is an amenable number.

220703628 is an abundant number, since it is smaller than the sum of its proper divisors (304373876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220703628 is a wasteful number, since it uses less digits than its factorization.

220703628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342 (or 1340 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 220703628 is about 14856.0973340915. The cubic root of 220703628 is about 604.3239749891.

The spelling of 220703628 in words is "two hundred twenty million, seven hundred three thousand, six hundred twenty-eight".