5172736 has 20 divisors (see below), whose sum is σ = 10336392. Its totient is φ = 2586112.

The previous prime is 5172733. The next prime is 5172749. The reversal of 5172736 is 6372715.

It is a junction number, because it is equal to n+sod(n) for n = 5172698 and 5172707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4540 + ... + 5563.

Almost surely, 2^5172736 is an apocalyptic number.

It is an amenable number.

5172736 is a deficient number, since it is larger than the sum of its proper divisors (5163656).

5172736 is an equidigital number, since it uses as much as digits as its factorization.

5172736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10121 (or 10105 counting only the distinct ones).

The product of its digits is 8820, while the sum is 31.

The square root of 5172736 is about 2274.3649663148. The cubic root of 5172736 is about 172.9445064641.

The spelling of 5172736 in words is "five million, one hundred seventy-two thousand, seven hundred thirty-six".