20044266 has 32 divisors (see below), whose sum is σ = 43934400. Its totient is φ = 6046080.

The previous prime is 20044243. The next prime is 20044303. The reversal of 20044266 is 66244002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17190 + ... + 18318.

It is an arithmetic number, because the mean of its divisors is an integer number (1372950).

Almost surely, 2^20044266 is an apocalyptic number.

20044266 is an abundant number, since it is smaller than the sum of its proper divisors (23890134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20044266 is a wasteful number, since it uses less digits than its factorization.

20044266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 20044266 is about 4477.0823088257. The cubic root of 20044266 is about 271.6418747789.

Adding to 20044266 its reverse (66244002), we get a palindrome (86288268).

The spelling of 20044266 in words is "twenty million, forty-four thousand, two hundred sixty-six".