20244044 has 12 divisors (see below), whose sum is σ = 37291800. Its totient is φ = 9589248.

The previous prime is 20244043. The next prime is 20244047. The reversal of 20244044 is 44044202.

It is not an unprimeable number, because it can be changed into a prime (20244041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133109 + ... + 133260.

It is an arithmetic number, because the mean of its divisors is an integer number (3107650).

Almost surely, 2^20244044 is an apocalyptic number.

It is an amenable number.

20244044 is a deficient number, since it is larger than the sum of its proper divisors (17047756).

20244044 is a wasteful number, since it uses less digits than its factorization.

20244044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266392 (or 266390 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 20244044 is about 4499.3381735540. The cubic root of 20244044 is about 272.5413634149.

Adding to 20244044 its reverse (44044202), we get a palindrome (64288246).

The spelling of 20244044 in words is "twenty million, two hundred forty-four thousand, forty-four".