2036543 has 4 divisors (see below), whose sum is σ = 2042760. Its totient is φ = 2030328.

The previous prime is 2036539. The next prime is 2036569. The reversal of 2036543 is 3456302.

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 2036543 - 2² = 2036539 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 0 + 3⁸ + 6⁴ + 5⁹ + 4⁷ + 3¹⁰ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2036513) 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, 2588 + ... + 3281.

It is an arithmetic number, because the mean of its divisors is an integer number (510690).

2^2036543 is an apocalyptic number.

2036543 is a deficient number, since it is larger than the sum of its proper divisors (6217).

2036543 is an equidigital number, since it uses as much as digits as its factorization.

2036543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6216.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2036543 is about 1427.0749805108. The cubic root of 2036543 is about 126.7548332003.

It can be divided in two parts, 20 and 36543, that added together give a palindrome (36563).

The spelling of 2036543 in words is "two million, thirty-six thousand, five hundred forty-three".