20056226 has 16 divisors (see below), whose sum is σ = 32954040. Its totient is φ = 9112320.

The previous prime is 20056217. The next prime is 20056247. The reversal of 20056226 is 62265002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 19492225 + 564001 = 4415^2 + 751^2 .

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, 9185 + ... + 11156.

Almost surely, 2^20056226 is an apocalyptic number.

20056226 is a deficient number, since it is larger than the sum of its proper divisors (12897814).

20056226 is a wasteful number, since it uses less digits than its factorization.

20056226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20389.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 20056226 is about 4478.4178009650. The cubic root of 20056226 is about 271.6958917376.

The spelling of 20056226 in words is "twenty million, fifty-six thousand, two hundred twenty-six".