5531800 has 48 divisors (see below), whose sum is σ = 13626360. Its totient is φ = 2081280.

The previous prime is 5531797. The next prime is 5531809. The reversal of 5531800 is 81355.

It is a super-2 number, since 2×5531800² = 61201622480000, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2587 + ... + 4213.

Almost surely, 2^5531800 is an apocalyptic number.

5531800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5531800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6813180).

5531800 is an abundant number, since it is smaller than the sum of its proper divisors (8094560).

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

5531800 is a wasteful number, since it uses less digits than its factorization.

5531800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660 (or 1651 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 5531800 is about 2351.9778910525. The cubic root of 5531800 is about 176.8569604147.

The spelling of 5531800 in words is "five million, five hundred thirty-one thousand, eight hundred".