5821800 has 96 divisors (see below), whose sum is σ = 18689280. Its totient is φ = 1497600.

The previous prime is 5821793. The next prime is 5821817. The reversal of 5821800 is 81285.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18444 + ... + 18756.

It is an arithmetic number, because the mean of its divisors is an integer number (194680).

Almost surely, 2^5821800 is an apocalyptic number.

5821800 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 5821800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9344640).

5821800 is an abundant number, since it is smaller than the sum of its proper divisors (12867480).

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

5821800 is a wasteful number, since it uses less digits than its factorization.

5821800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 5821800 is about 2412.8406495250. The cubic root of 5821800 is about 179.8950004909.

The spelling of 5821800 in words is "five million, eight hundred twenty-one thousand, eight hundred".