11886442 has 8 divisors (see below), whose sum is σ = 17875332. Its totient is φ = 5928000.

The previous prime is 11886431. The next prime is 11886443. The reversal of 11886442 is 24468811.

It can be written as a sum of positive squares in 2 ways, for example, as 10764961 + 1121481 = 3281^2 + 1059^2 .

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 = 11886398 and 11886407.

It is not an unprimeable number, because it can be changed into a prime (11886443) 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, 6609 + ... + 8212.

Almost surely, 2^11886442 is an apocalyptic number.

11886442 is a deficient number, since it is larger than the sum of its proper divisors (5988890).

11886442 is a wasteful number, since it uses less digits than its factorization.

11886442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15224.

The product of its digits is 12288, while the sum is 34.

The square root of 11886442 is about 3447.6719681547. The cubic root of 11886442 is about 228.2183836607.

The spelling of 11886442 in words is "eleven million, eight hundred eighty-six thousand, four hundred forty-two".