5173865 has 8 divisors (see below), whose sum is σ = 6573960. Its totient is φ = 3895552.

The previous prime is 5173859. The next prime is 5173867. The reversal of 5173865 is 5683715.

It can be written as a sum of positive squares in 4 ways, for example, as 1628176 + 3545689 = 1276^2 + 1883^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5173865 - 2⁴ = 5173849 is a prime.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5173867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30350 + ... + 30519.

It is an arithmetic number, because the mean of its divisors is an integer number (821745).

Almost surely, 2^5173865 is an apocalyptic number.

It is an amenable number.

5173865 is a deficient number, since it is larger than the sum of its proper divisors (1400095).

5173865 is a wasteful number, since it uses less digits than its factorization.

5173865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60891.

The product of its digits is 25200, while the sum is 35.

The square root of 5173865 is about 2274.6131539231. The cubic root of 5173865 is about 172.9570878230.

The spelling of 5173865 in words is "five million, one hundred seventy-three thousand, eight hundred sixty-five".