11609806 has 16 divisors (see below), whose sum is σ = 19213488. Its totient is φ = 5227200.

The previous prime is 11609803. The next prime is 11609813. The reversal of 11609806 is 60890611.

It is a happy number.

11609806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11609803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4380 + ... + 6511.

It is an arithmetic number, because the mean of its divisors is an integer number (1200843).

Almost surely, 2^11609806 is an apocalyptic number.

11609806 is a deficient number, since it is larger than the sum of its proper divisors (7603682).

11609806 is a wasteful number, since it uses less digits than its factorization.

11609806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10947.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 11609806 is about 3407.3165394486. The cubic root of 11609806 is about 226.4340081973.

The spelling of 11609806 in words is "eleven million, six hundred nine thousand, eight hundred six".