11986442 has 8 divisors (see below), whose sum is σ = 19362756. Its totient is φ = 5532192.

The previous prime is 11986417. The next prime is 11986451. The reversal of 11986442 is 24468911.

It is a happy number.

11986442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11978521 + 7921 = 3461^2 + 89^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230483 + ... + 230534.

Almost surely, 2^11986442 is an apocalyptic number.

11986442 is a deficient number, since it is larger than the sum of its proper divisors (7376314).

11986442 is a wasteful number, since it uses less digits than its factorization.

11986442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461032.

The product of its digits is 13824, while the sum is 35.

The square root of 11986442 is about 3462.1441333370. The cubic root of 11986442 is about 228.8565935974.

The spelling of 11986442 in words is "eleven million, nine hundred eighty-six thousand, four hundred forty-two".