5781996 has 96 divisors (see below), whose sum is σ = 16988160. Its totient is φ = 1684800.

The previous prime is 5781977. The next prime is 5782001. The reversal of 5781996 is 6991875.

5781996 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36750 + ... + 36906.

It is an arithmetic number, because the mean of its divisors is an integer number (176960).

Almost surely, 2^5781996 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 5781996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8494080).

5781996 is an abundant number, since it is smaller than the sum of its proper divisors (11206164).

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

5781996 is a wasteful number, since it uses less digits than its factorization.

5781996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212 (or 204 counting only the distinct ones).

The product of its digits is 136080, while the sum is 45.

The square root of 5781996 is about 2404.5781334779. The cubic root of 5781996 is about 179.4840782168.

The spelling of 5781996 in words is "five million, seven hundred eighty-one thousand, nine hundred ninety-six".