1185606 has 12 divisors (see below), whose sum is σ = 2568852. Its totient is φ = 395196.

The previous prime is 1185601. The next prime is 1185617. The reversal of 1185606 is 6065811.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1185606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1185601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32916 + ... + 32951.

It is an arithmetic number, because the mean of its divisors is an integer number (214071).

2^1185606 is an apocalyptic number.

1185606 is an abundant number, since it is smaller than the sum of its proper divisors (1383246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1185606 is a wasteful number, since it uses less digits than its factorization.

1185606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65875 (or 65872 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1185606 is about 1088.8553622957. The cubic root of 1185606 is about 105.8392603510.

The spelling of 1185606 in words is "one million, one hundred eighty-five thousand, six hundred six".