5609731 has 8 divisors (see below), whose sum is σ = 6109200. Its totient is φ = 5130720.

The previous prime is 5609719. The next prime is 5609741. The reversal of 5609731 is 1379065.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5609731 is a prime.

It is a super-2 number, since 2×5609731² = 62938163784722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5609693 and 5609702.

It is not an unprimeable number, because it can be changed into a prime (5609741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4540 + ... + 5641.

It is an arithmetic number, because the mean of its divisors is an integer number (763650).

Almost surely, 2^5609731 is an apocalyptic number.

5609731 is a deficient number, since it is larger than the sum of its proper divisors (499469).

5609731 is a wasteful number, since it uses less digits than its factorization.

5609731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10229.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 5609731 is about 2368.4870698402. The cubic root of 5609731 is about 177.6836002776.

The spelling of 5609731 in words is "five million, six hundred nine thousand, seven hundred thirty-one".