2020940 has 24 divisors (see below), whose sum is σ = 4360272. Its totient is φ = 786240.

The previous prime is 2020939. The next prime is 2020961. The reversal of 2020940 is 490202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 626 + ... + 2105.

It is an arithmetic number, because the mean of its divisors is an integer number (181678).

2^2020940 is an apocalyptic number.

2020940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020940 is an abundant number, since it is smaller than the sum of its proper divisors (2339332).

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

2020940 is a wasteful number, since it uses less digits than its factorization.

2020940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777 (or 2775 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2020940 is about 1421.5976927387. The cubic root of 2020940 is about 126.4302917039.

The spelling of 2020940 in words is "two million, twenty thousand, nine hundred forty".