52847965 has 4 divisors (see below), whose sum is σ = 63417564. Its totient is φ = 42278368.

The previous prime is 52847959. The next prime is 52847969. The reversal of 52847965 is 56974825.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18344089 + 34503876 = 4283^2 + 5874^2 .

It is a cyclic number.

It is not a de Polignac number, because 52847965 - 2³ = 52847957 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 (52847969) 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, 5284792 + ... + 5284801.

It is an arithmetic number, because the mean of its divisors is an integer number (15854391).

Almost surely, 2^52847965 is an apocalyptic number.

It is an amenable number.

52847965 is a deficient number, since it is larger than the sum of its proper divisors (10569599).

52847965 is a wasteful number, since it uses less digits than its factorization.

52847965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10569598.

The product of its digits is 604800, while the sum is 46.

The square root of 52847965 is about 7269.6605835486. The cubic root of 52847965 is about 375.2690572793.

The spelling of 52847965 in words is "fifty-two million, eight hundred forty-seven thousand, nine hundred sixty-five".