2020587 has 4 divisors (see below), whose sum is σ = 2694120. Its totient is φ = 1347056.

The previous prime is 2020561. The next prime is 2020591. The reversal of 2020587 is 7850202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2020587 - 2¹⁵ = 1987819 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2020507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336762 + ... + 336767.

It is an arithmetic number, because the mean of its divisors is an integer number (673530).

2^2020587 is an apocalyptic number.

2020587 is a deficient number, since it is larger than the sum of its proper divisors (673533).

2020587 is an equidigital number, since it uses as much as digits as its factorization.

2020587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673532.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 2020587 is about 1421.4735312344. The cubic root of 2020587 is about 126.4229300319.

Adding to 2020587 its reverse (7850202), we get a palindrome (9870789).

The spelling of 2020587 in words is "two million, twenty thousand, five hundred eighty-seven".