220329028 has 12 divisors (see below), whose sum is σ = 398013952. Its totient is φ = 106610760.

The previous prime is 220329013. The next prime is 220329041. The reversal of 220329028 is 820923022.

It is a junction number, because it is equal to n+sod(n) for n = 220328987 and 220329005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 888300 + ... + 888547.

Almost surely, 2^220329028 is an apocalyptic number.

It is an amenable number.

220329028 is a deficient number, since it is larger than the sum of its proper divisors (177684924).

220329028 is a wasteful number, since it uses less digits than its factorization.

220329028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1776882 (or 1776880 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 220329028 is about 14843.4843618336. The cubic root of 220329028 is about 603.9818752510.

The spelling of 220329028 in words is "two hundred twenty million, three hundred twenty-nine thousand, twenty-eight".