5811552 has 72 divisors (see below), whose sum is σ = 17513496. Its totient is φ = 1821696.

The previous prime is 5811529. The next prime is 5811599. The reversal of 5811552 is 2551185.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4303 + ... + 5489.

It is an arithmetic number, because the mean of its divisors is an integer number (243243).

Almost surely, 2^5811552 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 5811552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8756748).

5811552 is an abundant number, since it is smaller than the sum of its proper divisors (11701944).

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

5811552 is a wasteful number, since it uses less digits than its factorization.

5811552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220 (or 1209 counting only the distinct ones).

The product of its digits is 2000, while the sum is 27.

The square root of 5811552 is about 2410.7160761898. The cubic root of 5811552 is about 179.7893832846.

The spelling of 5811552 in words is "five million, eight hundred eleven thousand, five hundred fifty-two".