36042543 has 16 divisors (see below), whose sum is σ = 53564160. Its totient is φ = 23952888.

The previous prime is 36042527. The next prime is 36042599. The reversal of 36042543 is 34524063.

36042543 is a `hidden beast` number, since 3 + 604 + 2 + 54 + 3 = 666.

It is not a de Polignac number, because 36042543 - 2⁴ = 36042527 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36042043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7446 + ... + 11292.

It is an arithmetic number, because the mean of its divisors is an integer number (3347760).

Almost surely, 2^36042543 is an apocalyptic number.

36042543 is a deficient number, since it is larger than the sum of its proper divisors (17521617).

36042543 is a wasteful number, since it uses less digits than its factorization.

36042543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4203 (or 4197 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 36042543 is about 6003.5442032186. The cubic root of 36042543 is about 330.3227421045.

It can be divided in two parts, 36042 and 543, that added together give a triangular number (36585 = T₂₇₀).

The spelling of 36042543 in words is "thirty-six million, forty-two thousand, five hundred forty-three".