11857882 has 8 divisors (see below), whose sum is σ = 17804916. Its totient is φ = 5922912.

The previous prime is 11857877. The next prime is 11857883. The reversal of 11857882 is 28875811.

It can be written as a sum of positive squares in 2 ways, for example, as 10556001 + 1301881 = 3249^2 + 1141^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11857883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78 + ... + 4870.

Almost surely, 2^11857882 is an apocalyptic number.

11857882 is a deficient number, since it is larger than the sum of its proper divisors (5947034).

11857882 is a wasteful number, since it uses less digits than its factorization.

11857882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6032.

The product of its digits is 35840, while the sum is 40.

The square root of 11857882 is about 3443.5275517992. The cubic root of 11857882 is about 228.0354541152.

The spelling of 11857882 in words is "eleven million, eight hundred fifty-seven thousand, eight hundred eighty-two".