52647443 has 4 divisors (see below), whose sum is σ = 52737720. Its totient is φ = 52557168.

The previous prime is 52647409. The next prime is 52647457. The reversal of 52647443 is 34474625.

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 52647443 - 2¹² = 52643347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52647493) 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, 44258 + ... + 45431.

It is an arithmetic number, because the mean of its divisors is an integer number (13184430).

Almost surely, 2^52647443 is an apocalyptic number.

52647443 is a deficient number, since it is larger than the sum of its proper divisors (90277).

52647443 is an equidigital number, since it uses as much as digits as its factorization.

52647443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90276.

The product of its digits is 80640, while the sum is 35.

The square root of 52647443 is about 7255.8557730980. The cubic root of 52647443 is about 374.7938256294.

The spelling of 52647443 in words is "fifty-two million, six hundred forty-seven thousand, four hundred forty-three".