2044320 has 48 divisors (see below), whose sum is σ = 6441120. Its totient is φ = 545024.

The previous prime is 2044279. The next prime is 2044321. The reversal of 2044320 is 234402.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2044320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1650 + ... + 2609.

It is an arithmetic number, because the mean of its divisors is an integer number (134190).

2^2044320 is an apocalyptic number.

2044320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044320 is an abundant number, since it is smaller than the sum of its proper divisors (4396800).

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

2044320 is a wasteful number, since it uses less digits than its factorization.

2044320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4277 (or 4269 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 2044320 is about 1429.7971884152. The cubic root of 2044320 is about 126.9159755863.

Adding to 2044320 its reverse (234402), we get a palindrome (2278722).

The spelling of 2044320 in words is "two million, forty-four thousand, three hundred twenty".