5317731 has 10 divisors (see below), whose sum is σ = 7943892. Its totient is φ = 3545100.

The previous prime is 5317703. The next prime is 5317733. The reversal of 5317731 is 1377135.

It is not a de Polignac number, because 5317731 - 2⁵ = 5317699 is a prime.

It is a super-2 number, since 2×5317731² = 56556525976722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5317695 and 5317704.

It is not an unprimeable number, because it can be changed into a prime (5317733) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32745 + ... + 32906.

Almost surely, 2^5317731 is an apocalyptic number.

5317731 is a deficient number, since it is larger than the sum of its proper divisors (2626161).

5317731 is an equidigital number, since it uses as much as digits as its factorization.

5317731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65663 (or 65654 counting only the distinct ones).

The product of its digits is 2205, while the sum is 27.

The square root of 5317731 is about 2306.0205983469. The cubic root of 5317731 is about 174.5455528675.

The spelling of 5317731 in words is "five million, three hundred seventeen thousand, seven hundred thirty-one".