5811136 has 56 divisors (see below), whose sum is σ = 12435840. Its totient is φ = 2688000.

The previous prime is 5811121. The next prime is 5811163. The reversal of 5811136 is 6311185.

It is a super-2 number, since 2×5811136² = 67538603220992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5811136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57486 + ... + 57586.

Almost surely, 2^5811136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5811136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6217920).

5811136 is an abundant number, since it is smaller than the sum of its proper divisors (6624704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5811136 is a wasteful number, since it uses less digits than its factorization.

5811136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 163 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

The square root of 5811136 is about 2410.6297932283. The cubic root of 5811136 is about 179.7850933137.

The spelling of 5811136 in words is "five million, eight hundred eleven thousand, one hundred thirty-six".