220023628 has 24 divisors (see below), whose sum is σ = 420653520. Its totient is φ = 99865920.

The previous prime is 220023613. The next prime is 220023631. The reversal of 220023628 is 826320022.

220023628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30778 + ... + 37246.

It is an arithmetic number, because the mean of its divisors is an integer number (17527230).

Almost surely, 2^220023628 is an apocalyptic number.

It is an amenable number.

220023628 is a deficient number, since it is larger than the sum of its proper divisors (200629892).

220023628 is a wasteful number, since it uses less digits than its factorization.

220023628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7257 (or 7255 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 220023628 is about 14833.1934525240. The cubic root of 220023628 is about 603.7026846886.

The spelling of 220023628 in words is "two hundred twenty million, twenty-three thousand, six hundred twenty-eight".