52003443 has 8 divisors (see below), whose sum is σ = 69538000. Its totient is φ = 34568928.

The previous prime is 52003439. The next prime is 52003447. The reversal of 52003443 is 34430025.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52003439) and next prime (52003447).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52003443 - 2² = 52003439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52003447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23788 + ... + 25881.

It is an arithmetic number, because the mean of its divisors is an integer number (8692250).

Almost surely, 2^52003443 is an apocalyptic number.

52003443 is a deficient number, since it is larger than the sum of its proper divisors (17534557).

52003443 is a wasteful number, since it uses less digits than its factorization.

52003443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50021.

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

The square root of 52003443 is about 7211.3412760734. The cubic root of 52003443 is about 373.2593533435.

Adding to 52003443 its reverse (34430025), we get a palindrome (86433468).

The spelling of 52003443 in words is "fifty-two million, three thousand, four hundred forty-three".