4032543 has 4 divisors (see below), whose sum is σ = 5376728. Its totient is φ = 2688360.

The previous prime is 4032533. The next prime is 4032547. The reversal of 4032543 is 3452304.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4032543 - 2⁹ = 4032031 is a prime.

It is a super-2 number, since 2×4032543² = 32522806093698, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4032547) 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, 672088 + ... + 672093.

It is an arithmetic number, because the mean of its divisors is an integer number (1344182).

Almost surely, 2^4032543 is an apocalyptic number.

4032543 is a deficient number, since it is larger than the sum of its proper divisors (1344185).

4032543 is a wasteful number, since it uses less digits than its factorization.

4032543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344184.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 4032543 is about 2008.1192693662. The cubic root of 4032543 is about 159.1694329292.

Adding to 4032543 its reverse (3452304), we get a palindrome (7484847).

The spelling of 4032543 in words is "four million, thirty-two thousand, five hundred forty-three".