52522543 has 4 divisors (see below), whose sum is σ = 52577280. Its totient is φ = 52467808.

The previous prime is 52522511. The next prime is 52522559. The reversal of 52522543 is 34522525.

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 52522543 - 2⁵ = 52522511 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 (52522343) 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, 25903 + ... + 27856.

It is an arithmetic number, because the mean of its divisors is an integer number (13144320).

Almost surely, 2^52522543 is an apocalyptic number.

52522543 is a deficient number, since it is larger than the sum of its proper divisors (54737).

52522543 is an equidigital number, since it uses as much as digits as its factorization.

52522543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54736.

The product of its digits is 12000, while the sum is 28.

The square root of 52522543 is about 7247.2438209294. The cubic root of 52522543 is about 374.4972058665.

The spelling of 52522543 in words is "fifty-two million, five hundred twenty-two thousand, five hundred forty-three".