20089226 has 16 divisors (see below), whose sum is σ = 31104000. Its totient is φ = 9726288.

The previous prime is 20089219. The next prime is 20089229. The reversal of 20089226 is 62298002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20089229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7175 + ... + 9573.

It is an arithmetic number, because the mean of its divisors is an integer number (1944000).

Almost surely, 2^20089226 is an apocalyptic number.

20089226 is a deficient number, since it is larger than the sum of its proper divisors (11014774).

20089226 is a wasteful number, since it uses less digits than its factorization.

20089226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 20089226 is about 4482.1006235916. The cubic root of 20089226 is about 271.8448239023.

The spelling of 20089226 in words is "twenty million, eighty-nine thousand, two hundred twenty-six".