52447571 has 12 divisors (see below), whose sum is σ = 58119936. Its totient is φ = 47290320.

The previous prime is 52447561. The next prime is 52447607. The reversal of 52447571 is 17574425.

It is not a de Polignac number, because 52447571 - 2¹⁴ = 52431187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52447531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13661 + ... + 17073.

It is an arithmetic number, because the mean of its divisors is an integer number (4843328).

Almost surely, 2^52447571 is an apocalyptic number.

52447571 is a deficient number, since it is larger than the sum of its proper divisors (5672365).

52447571 is a wasteful number, since it uses less digits than its factorization.

52447571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3562 (or 3551 counting only the distinct ones).

The product of its digits is 39200, while the sum is 35.

The square root of 52447571 is about 7242.0695246594. The cubic root of 52447571 is about 374.3189321025.

The spelling of 52447571 in words is "fifty-two million, four hundred forty-seven thousand, five hundred seventy-one".