5781336 has 64 divisors (see below), whose sum is σ = 16070400. Its totient is φ = 1718400.

The previous prime is 5781331. The next prime is 5781371. The reversal of 5781336 is 6331875.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 5781297 and 5781306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5781331) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 15925 + ... + 16283.

It is an arithmetic number, because the mean of its divisors is an integer number (251100).

Almost surely, 2^5781336 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 5781336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8035200).

5781336 is an abundant number, since it is smaller than the sum of its proper divisors (10289064).

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

5781336 is a wasteful number, since it uses less digits than its factorization.

5781336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 436 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 5781336 is about 2404.4408913508. The cubic root of 5781336 is about 179.4772487413.

The spelling of 5781336 in words is "five million, seven hundred eighty-one thousand, three hundred thirty-six".