2020546 has 16 divisors (see below), whose sum is σ = 3421440. Its totient is φ = 886480.

The previous prime is 2020537. The next prime is 2020547. The reversal of 2020546 is 6450202.

It is a super-2 number, since 2×2020546² = 8165212276232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2020547) 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, 946 + ... + 2221.

It is an arithmetic number, because the mean of its divisors is an integer number (213840).

2^2020546 is an apocalyptic number.

2020546 is a deficient number, since it is larger than the sum of its proper divisors (1400894).

2020546 is a wasteful number, since it uses less digits than its factorization.

2020546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3209.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2020546 is about 1421.4591095068. The cubic root of 2020546 is about 126.4220749380.

Adding to 2020546 its reverse (6450202), we get a palindrome (8470748).

The spelling of 2020546 in words is "two million, twenty thousand, five hundred forty-six".