8452865 has 4 divisors (see below), whose sum is σ = 10143444. Its totient is φ = 6762288.

The previous prime is 8452819. The next prime is 8452877. The reversal of 8452865 is 5682548.

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 2347024 + 6105841 = 1532^2 + 2471^2 .

It is a cyclic number.

It is not a de Polignac number, because 8452865 - 2²⁰ = 7404289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845282 + ... + 845291.

It is an arithmetic number, because the mean of its divisors is an integer number (2535861).

Almost surely, 2^8452865 is an apocalyptic number.

It is an amenable number.

8452865 is a deficient number, since it is larger than the sum of its proper divisors (1690579).

8452865 is a wasteful number, since it uses less digits than its factorization.

8452865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690578.

The product of its digits is 76800, while the sum is 38.

The square root of 8452865 is about 2907.3811239671. The cubic root of 8452865 is about 203.7048226834.

The spelling of 8452865 in words is "eight million, four hundred fifty-two thousand, eight hundred sixty-five".