36728543 has 4 divisors (see below), whose sum is σ = 36740760. Its totient is φ = 36716328.

The previous prime is 36728537. The next prime is 36728567. The reversal of 36728543 is 34582763.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 34582763 = 31 ⋅1115573.

It is a cyclic number.

It is not a de Polignac number, because 36728543 - 2⁸ = 36728287 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36728497 and 36728506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36728533) 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, 1913 + ... + 8781.

It is an arithmetic number, because the mean of its divisors is an integer number (9185190).

Almost surely, 2^36728543 is an apocalyptic number.

36728543 is a deficient number, since it is larger than the sum of its proper divisors (12217).

36728543 is an equidigital number, since it uses as much as digits as its factorization.

36728543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12216.

The product of its digits is 120960, while the sum is 38.

The square root of 36728543 is about 6060.4078245610. The cubic root of 36728543 is about 332.4052697140.

The spelling of 36728543 in words is "thirty-six million, seven hundred twenty-eight thousand, five hundred forty-three".