11588240 has 40 divisors (see below), whose sum is σ = 27607608. Its totient is φ = 4520960.

The previous prime is 11588219. The next prime is 11588243. The reversal of 11588240 is 4288511.

It can be written as a sum of positive squares in 4 ways, for example, as 512656 + 11075584 = 716^2 + 3328^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (11588243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1514 + ... + 5046.

Almost surely, 2^11588240 is an apocalyptic number.

11588240 is a gapful number since it is divisible by the number (10) 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 11588240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13803804).

11588240 is an abundant number, since it is smaller than the sum of its proper divisors (16019368).

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

11588240 is a wasteful number, since it uses less digits than its factorization.

11588240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3587 (or 3581 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 11588240 is about 3404.1504079579. The cubic root of 11588240 is about 226.2937157980.

The spelling of 11588240 in words is "eleven million, five hundred eighty-eight thousand, two hundred forty".