5217617 has 4 divisors (see below), whose sum is σ = 5222196. Its totient is φ = 5213040.

The previous prime is 5217607. The next prime is 5217631. The reversal of 5217617 is 7167125.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4946176 + 271441 = 2224^2 + 521^2 .

It is a cyclic number.

It is not a de Polignac number, because 5217617 - 2⁴ = 5217601 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 5217617.

It is not an unprimeable number, because it can be changed into a prime (5217607) 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 3 ways as a sum of consecutive naturals, for example, 923 + ... + 3359.

It is an arithmetic number, because the mean of its divisors is an integer number (1305549).

Almost surely, 2^5217617 is an apocalyptic number.

It is an amenable number.

5217617 is a deficient number, since it is larger than the sum of its proper divisors (4579).

5217617 is a wasteful number, since it uses less digits than its factorization.

5217617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4578.

The product of its digits is 2940, while the sum is 29.

The square root of 5217617 is about 2284.2103668445. The cubic root of 5217617 is about 173.4432484148.

The spelling of 5217617 in words is "five million, two hundred seventeen thousand, six hundred seventeen".