52307165 has 4 divisors (see below), whose sum is σ = 62768604. Its totient is φ = 41845728.

The previous prime is 52307161. The next prime is 52307179. The reversal of 52307165 is 56170325.

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 25381444 + 26925721 = 5038^2 + 5189^2 .

It is a cyclic number.

It is not a de Polignac number, because 52307165 - 2² = 52307161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52307161) 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, 5230712 + ... + 5230721.

It is an arithmetic number, because the mean of its divisors is an integer number (15692151).

Almost surely, 2^52307165 is an apocalyptic number.

It is an amenable number.

52307165 is a deficient number, since it is larger than the sum of its proper divisors (10461439).

52307165 is a wasteful number, since it uses less digits than its factorization.

52307165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10461438.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 52307165 is about 7232.3692521884. The cubic root of 52307165 is about 373.9846071620.

The spelling of 52307165 in words is "fifty-two million, three hundred seven thousand, one hundred sixty-five".