20226208 has 24 divisors (see below), whose sum is σ = 39922848. Its totient is φ = 10087104.

The previous prime is 20226191. The next prime is 20226221. The reversal of 20226208 is 80262202.

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, 20085 + ... + 21067.

It is an arithmetic number, because the mean of its divisors is an integer number (1663452).

Almost surely, 2^20226208 is an apocalyptic number.

It is an amenable number.

20226208 is a deficient number, since it is larger than the sum of its proper divisors (19696640).

20226208 is an equidigital number, since it uses as much as digits as its factorization.

20226208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636 (or 1628 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 20226208 is about 4497.3556675006. The cubic root of 20226208 is about 272.4612991079.

The spelling of 20226208 in words is "twenty million, two hundred twenty-six thousand, two hundred eight".