11587442 has 8 divisors (see below), whose sum is σ = 17458416. Its totient is φ = 5767972.

The previous prime is 11587393. The next prime is 11587451. The reversal of 11587442 is 24478511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11587399 and 11587408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12308 + ... + 13215.

It is an arithmetic number, because the mean of its divisors is an integer number (2182302).

Almost surely, 2^11587442 is an apocalyptic number.

11587442 is a deficient number, since it is larger than the sum of its proper divisors (5870974).

11587442 is a wasteful number, since it uses less digits than its factorization.

11587442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25752.

The product of its digits is 8960, while the sum is 32.

The square root of 11587442 is about 3404.0331960779. The cubic root of 11587442 is about 226.2885212637.

The spelling of 11587442 in words is "eleven million, five hundred eighty-seven thousand, four hundred forty-two".