5810920 has 32 divisors (see below), whose sum is σ = 13326120. Its totient is φ = 2279680.

The previous prime is 5810869. The next prime is 5810953. The reversal of 5810920 is 290185.

It can be written as a sum of positive squares in 4 ways, for example, as 4691556 + 1119364 = 2166^2 + 1058^2 .

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 7 ways as a sum of consecutive naturals, for example, 750 + ... + 3490.

Almost surely, 2^5810920 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 5810920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6663060).

5810920 is an abundant number, since it is smaller than the sum of its proper divisors (7515200).

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

5810920 is a wasteful number, since it uses less digits than its factorization.

5810920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805 (or 2801 counting only the distinct ones).

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

The square root of 5810920 is about 2410.5849912418. The cubic root of 5810920 is about 179.7828657480.

The spelling of 5810920 in words is "five million, eight hundred ten thousand, nine hundred twenty".