20044364 has 12 divisors (see below), whose sum is σ = 35893704. Its totient is φ = 9789024.

The previous prime is 20044361. The next prime is 20044369. The reversal of 20044364 is 46344002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20044361) 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, 58097 + ... + 58440.

It is an arithmetic number, because the mean of its divisors is an integer number (2991142).

Almost surely, 2^20044364 is an apocalyptic number.

It is an amenable number.

20044364 is a deficient number, since it is larger than the sum of its proper divisors (15849340).

20044364 is a wasteful number, since it uses less digits than its factorization.

20044364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116584 (or 116582 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 20044364 is about 4477.0932534402. The cubic root of 20044364 is about 271.6423174801.

Adding to 20044364 its reverse (46344002), we get a palindrome (66388366).

The spelling of 20044364 in words is "twenty million, forty-four thousand, three hundred sixty-four".