2020562 has 12 divisors (see below), whose sum is σ = 3111738. Its totient is φ = 984000.

The previous prime is 2020561. The next prime is 2020591. The reversal of 2020562 is 2650202.

It can be written as a sum of positive squares in 3 ways, for example, as 1042441 + 978121 = 1021^2 + 989^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2020562.

It is not an unprimeable number, because it can be changed into a prime (2020561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3062 + ... + 3662.

2^2020562 is an apocalyptic number.

2020562 is a deficient number, since it is larger than the sum of its proper divisors (1091176).

2020562 is an equidigital number, since it uses as much as digits as its factorization.

2020562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 644 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2020562 is about 1421.4647375155. The cubic root of 2020562 is about 126.4224086346.

Adding to 2020562 its reverse (2650202), we get a palindrome (4670764).

The spelling of 2020562 in words is "two million, twenty thousand, five hundred sixty-two".