32042443 has 4 divisors (see below), whose sum is σ = 32824008. Its totient is φ = 31260880.

The previous prime is 32042441. The next prime is 32042447. The reversal of 32042443 is 34424023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34424023 = 37 ⋅930379.

It is a cyclic number.

It is not a de Polignac number, because 32042443 - 2¹ = 32042441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32042441) 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, 390721 + ... + 390802.

It is an arithmetic number, because the mean of its divisors is an integer number (8206002).

Almost surely, 2^32042443 is an apocalyptic number.

32042443 is a deficient number, since it is larger than the sum of its proper divisors (781565).

32042443 is an equidigital number, since it uses as much as digits as its factorization.

32042443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781564.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 32042443 is about 5660.6044730223. The cubic root of 32042443 is about 317.6205110139.

Adding to 32042443 its reverse (34424023), we get a palindrome (66466466).

The spelling of 32042443 in words is "thirty-two million, forty-two thousand, four hundred forty-three".