11856242 has 16 divisors (see below), whose sum is σ = 19012320. Its totient is φ = 5525568.

The previous prime is 11856239. The next prime is 11856269. The reversal of 11856242 is 24265811.

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 7 ways as a sum of consecutive naturals, for example, 2009 + ... + 5267.

It is an arithmetic number, because the mean of its divisors is an integer number (1188270).

Almost surely, 2^11856242 is an apocalyptic number.

11856242 is a deficient number, since it is larger than the sum of its proper divisors (7156078).

11856242 is a wasteful number, since it uses less digits than its factorization.

11856242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3385.

The product of its digits is 3840, while the sum is 29.

The square root of 11856242 is about 3443.2894156606. The cubic root of 11856242 is about 228.0249408440.

The spelling of 11856242 in words is "eleven million, eight hundred fifty-six thousand, two hundred forty-two".