5809631 has 4 divisors (see below), whose sum is σ = 6151392. Its totient is φ = 5467872.

The previous prime is 5809627. The next prime is 5809633. The reversal of 5809631 is 1369085.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5809631 - 2² = 5809627 is a prime.

It is a super-2 number, since 2×5809631² = 67503624712322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5809633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170855 + ... + 170888.

It is an arithmetic number, because the mean of its divisors is an integer number (1537848).

Almost surely, 2^5809631 is an apocalyptic number.

5809631 is a deficient number, since it is larger than the sum of its proper divisors (341761).

5809631 is a wasteful number, since it uses less digits than its factorization.

5809631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341760.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 5809631 is about 2410.3176139256. The cubic root of 5809631 is about 179.7695713958.

The spelling of 5809631 in words is "five million, eight hundred nine thousand, six hundred thirty-one".