4026543 has 4 divisors (see below), whose sum is σ = 5368728. Its totient is φ = 2684360.

The previous prime is 4026527. The next prime is 4026571. The reversal of 4026543 is 3456204.

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 4026543 - 2⁴ = 4026527 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4026523) 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, 671088 + ... + 671093.

It is an arithmetic number, because the mean of its divisors is an integer number (1342182).

Almost surely, 2^4026543 is an apocalyptic number.

4026543 is a deficient number, since it is larger than the sum of its proper divisors (1342185).

4026543 is a wasteful number, since it uses less digits than its factorization.

4026543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342184.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4026543 is about 2006.6247780789. The cubic root of 4026543 is about 159.0904512838.

The spelling of 4026543 in words is "four million, twenty-six thousand, five hundred forty-three".