20044330 has 8 divisors (see below), whose sum is σ = 36079812. Its totient is φ = 8017728.

The previous prime is 20044319. The next prime is 20044351. The reversal of 20044330 is 3344002.

It can be written as a sum of positive squares in 2 ways, for example, as 18309841 + 1734489 = 4279^2 + 1317^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002207 + ... + 1002226.

Almost surely, 2^20044330 is an apocalyptic number.

20044330 is a deficient number, since it is larger than the sum of its proper divisors (16035482).

20044330 is a wasteful number, since it uses less digits than its factorization.

20044330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004440.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 20044330 is about 4477.0894563321. The cubic root of 20044330 is about 271.6421638901.

Adding to 20044330 its reverse (3344002), we get a palindrome (23388332).

The spelling of 20044330 in words is "twenty million, forty-four thousand, three hundred thirty".