11590056 has 72 divisors (see below), whose sum is σ = 33404670. Its totient is φ = 3629568.

The previous prime is 11590043. The next prime is 11590067. The reversal of 11590056 is 65009511.

It can be written as a sum of positive squares in 3 ways, for example, as 10304100 + 1285956 = 3210^2 + 1134^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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 17 ways as a sum of consecutive naturals, for example, 20530 + ... + 21086.

Almost surely, 2^11590056 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 11590056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16702335).

11590056 is an abundant number, since it is smaller than the sum of its proper divisors (21814614).

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

11590056 is a wasteful number, since it uses less digits than its factorization.

11590056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603 (or 579 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

The square root of 11590056 is about 3404.4171307288. The cubic root of 11590056 is about 226.3055360550.

Adding to 11590056 its reverse (65009511), we get a palindrome (76599567).

The spelling of 11590056 in words is "eleven million, five hundred ninety thousand, fifty-six".