52443717 has 4 divisors (see below), whose sum is σ = 69924960. Its totient is φ = 34962476.

The previous prime is 52443709. The next prime is 52443719. The reversal of 52443717 is 71734425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52443717 - 2³ = 52443709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52443719) 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, 8740617 + ... + 8740622.

It is an arithmetic number, because the mean of its divisors is an integer number (17481240).

Almost surely, 2^52443717 is an apocalyptic number.

It is an amenable number.

52443717 is a deficient number, since it is larger than the sum of its proper divisors (17481243).

52443717 is a wasteful number, since it uses less digits than its factorization.

52443717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17481242.

The product of its digits is 23520, while the sum is 33.

The square root of 52443717 is about 7241.8034356091. The cubic root of 52443717 is about 374.3097631968.

The spelling of 52443717 in words is "fifty-two million, four hundred forty-three thousand, seven hundred seventeen".