11806442 has 8 divisors (see below), whose sum is σ = 18141732. Its totient is φ = 5759200.

The previous prime is 11806423. The next prime is 11806453. The reversal of 11806442 is 24460811.

11806442 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 11082241 + 724201 = 3329^2 + 851^2 .

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, 71909 + ... + 72072.

Almost surely, 2^11806442 is an apocalyptic number.

11806442 is a deficient number, since it is larger than the sum of its proper divisors (6335290).

11806442 is a wasteful number, since it uses less digits than its factorization.

11806442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144024.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 11806442 is about 3436.0503488744. The cubic root of 11806442 is about 227.7052336280.

The spelling of 11806442 in words is "eleven million, eight hundred six thousand, four hundred forty-two".