20044322 has 4 divisors (see below), whose sum is σ = 30066486. Its totient is φ = 10022160.

The previous prime is 20044319. The next prime is 20044351. The reversal of 20044322 is 22344002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22344002 = 2 ⋅11172001.

It can be written as a sum of positive squares in only one way, i.e., 19971961 + 72361 = 4469^2 + 269^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20044322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011079 + ... + 5011082.

Almost surely, 2^20044322 is an apocalyptic number.

20044322 is a deficient number, since it is larger than the sum of its proper divisors (10022164).

20044322 is a wasteful number, since it uses less digits than its factorization.

20044322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10022163.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 20044322 is about 4477.0885628944. The cubic root of 20044322 is about 271.6421277512.

Adding to 20044322 its reverse (22344002), we get a palindrome (42388324).

The spelling of 20044322 in words is "twenty million, forty-four thousand, three hundred twenty-two".