5581296 has 120 divisors (see below), whose sum is σ = 18376800. Its totient is φ = 1580544.

The previous prime is 5581259. The next prime is 5581309. The reversal of 5581296 is 6921855.

It is a happy number.

5581296 is a `hidden beast` number, since 558 + 12 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 5581296.

It is a congruent 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, 49336 + ... + 49448.

It is an arithmetic number, because the mean of its divisors is an integer number (153140).

Almost surely, 2^5581296 is an apocalyptic number.

5581296 is a gapful number since it is divisible by the number (56) 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 5581296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9188400).

5581296 is an abundant number, since it is smaller than the sum of its proper divisors (12795504).

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

5581296 is a wasteful number, since it uses less digits than its factorization.

5581296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 125 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 5581296 is about 2362.4766665514. The cubic root of 5581296 is about 177.3828732014.

The spelling of 5581296 in words is "five million, five hundred eighty-one thousand, two hundred ninety-six".