11709842 has 8 divisors (see below), whose sum is σ = 17611776. Its totient is φ = 5839252.

The previous prime is 11709809. The next prime is 11709853. The reversal of 11709842 is 24890711.

11709842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 11709799 and 11709808.

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, 6878 + ... + 8409.

It is an arithmetic number, because the mean of its divisors is an integer number (2201472).

Almost surely, 2^11709842 is an apocalyptic number.

11709842 is a deficient number, since it is larger than the sum of its proper divisors (5901934).

11709842 is a wasteful number, since it uses less digits than its factorization.

11709842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15672.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 11709842 is about 3421.9646403784. The cubic root of 11709842 is about 227.0825060561.

The spelling of 11709842 in words is "eleven million, seven hundred nine thousand, eight hundred forty-two".