2044940 has 24 divisors (see below), whose sum is σ = 4369680. Its totient is φ = 803648.

The previous prime is 2044937. The next prime is 2044943. The reversal of 2044940 is 494402.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2044937) and next prime (2044943).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044943) 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, 314 + ... + 2046.

It is an arithmetic number, because the mean of its divisors is an integer number (182070).

2^2044940 is an apocalyptic number.

2044940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044940 is an abundant number, since it is smaller than the sum of its proper divisors (2324740).

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

2044940 is a wasteful number, since it uses less digits than its factorization.

2044940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801 (or 1799 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2044940 is about 1430.0139859456. The cubic root of 2044940 is about 126.9288046201.

The spelling of 2044940 in words is "two million, forty-four thousand, nine hundred forty".