2043020 has 24 divisors (see below), whose sum is σ = 4903584. Its totient is φ = 700416.

The previous prime is 2043017. The next prime is 2043023. The reversal of 2043020 is 203402.

It is an interprime number because it is at equal distance from previous prime (2043017) and next prime (2043023).

It is a junction number, because it is equal to n+sod(n) for n = 2042992 and 2043010.

It is not an unprimeable number, because it can be changed into a prime (2043023) by changing a digit.

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, 7157 + ... + 7436.

It is an arithmetic number, because the mean of its divisors is an integer number (204316).

2^2043020 is an apocalyptic number.

2043020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2043020 is an abundant number, since it is smaller than the sum of its proper divisors (2860564).

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

2043020 is a wasteful number, since it uses less digits than its factorization.

2043020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14609 (or 14607 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 2043020 is about 1429.3425061895. The cubic root of 2043020 is about 126.8890675755.

Adding to 2043020 its reverse (203402), we get a palindrome (2246422).

The spelling of 2043020 in words is "two million, forty-three thousand, twenty".