4537943 has 4 divisors (see below), whose sum is σ = 4548720. Its totient is φ = 4527168.

The previous prime is 4537937. The next prime is 4537961. The reversal of 4537943 is 3497354.

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 4537943 - 2⁴ = 4537927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4537993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4730 + ... + 5607.

It is an arithmetic number, because the mean of its divisors is an integer number (1137180).

Almost surely, 2^4537943 is an apocalyptic number.

4537943 is a deficient number, since it is larger than the sum of its proper divisors (10777).

4537943 is a wasteful number, since it uses less digits than its factorization.

4537943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10776.

The product of its digits is 45360, while the sum is 35.

The square root of 4537943 is about 2130.2448216109. The cubic root of 4537943 is about 165.5590829658.

The spelling of 4537943 in words is "four million, five hundred thirty-seven thousand, nine hundred forty-three".