2044520 has 32 divisors (see below), whose sum is σ = 4665600. Its totient is φ = 806208.

The previous prime is 2044519. The next prime is 2044541. The reversal of 2044520 is 254402.

It is a plaindrome in base 13.

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 in 7 ways as a sum of consecutive naturals, for example, 2837 + ... + 3483.

It is an arithmetic number, because the mean of its divisors is an integer number (145800).

2^2044520 is an apocalyptic number.

2044520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2044520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2332800).

2044520 is an abundant number, since it is smaller than the sum of its proper divisors (2621080).

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

2044520 is a wasteful number, since it uses less digits than its factorization.

2044520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737 (or 733 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 2044520 is about 1429.8671266939. The cubic root of 2044520 is about 126.9201142677.

Adding to 2044520 its reverse (254402), we get a palindrome (2298922).

The spelling of 2044520 in words is "two million, forty-four thousand, five hundred twenty".