5253865 has 4 divisors (see below), whose sum is σ = 6304644. Its totient is φ = 4203088.

The previous prime is 5253847. The next prime is 5253881. The reversal of 5253865 is 5683525.

It is a happy number.

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 1734489 + 3519376 = 1317^2 + 1876^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5253865 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5253865.

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, 525382 + ... + 525391.

It is an arithmetic number, because the mean of its divisors is an integer number (1576161).

Almost surely, 2^5253865 is an apocalyptic number.

It is an amenable number.

5253865 is a deficient number, since it is larger than the sum of its proper divisors (1050779).

5253865 is a wasteful number, since it uses less digits than its factorization.

5253865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050778.

The product of its digits is 36000, while the sum is 34.

The square root of 5253865 is about 2292.1311044528. The cubic root of 5253865 is about 173.8439720775.

The spelling of 5253865 in words is "five million, two hundred fifty-three thousand, eight hundred sixty-five".