5871609 has 24 divisors (see below), whose sum is σ = 8942752. Its totient is φ = 3849120.

The previous prime is 5871599. The next prime is 5871611. The reversal of 5871609 is 9061785.

It is not a de Polignac number, because 5871609 - 2⁵ = 5871577 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5871109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17574 + ... + 17904.

Almost surely, 2^5871609 is an apocalyptic number.

It is an amenable number.

5871609 is a deficient number, since it is larger than the sum of its proper divisors (3071143).

5871609 is an equidigital number, since it uses as much as digits as its factorization.

5871609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 5871609 is about 2423.1403178520. The cubic root of 5871609 is about 180.4065809305.

The spelling of 5871609 in words is "five million, eight hundred seventy-one thousand, six hundred nine".