5172688 has 20 divisors (see below), whose sum is σ = 10114308. Its totient is φ = 2562560.

The previous prime is 5172659. The next prime is 5172697. The reversal of 5172688 is 8862715.

It can be written as a sum of positive squares in 2 ways, for example, as 1140624 + 4032064 = 1068^2 + 2008^2 .

It is a super-2 number, since 2×5172688² = 53513402290688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 378 + ... + 3238.

Almost surely, 2^5172688 is an apocalyptic number.

It is an amenable number.

5172688 is a deficient number, since it is larger than the sum of its proper divisors (4941620).

5172688 is a wasteful number, since it uses less digits than its factorization.

5172688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2982 (or 2976 counting only the distinct ones).

The product of its digits is 26880, while the sum is 37.

The square root of 5172688 is about 2274.3544138942. The cubic root of 5172688 is about 172.9439715208.

The spelling of 5172688 in words is "five million, one hundred seventy-two thousand, six hundred eighty-eight".