11605662 has 72 divisors (see below), whose sum is σ = 28160496. Its totient is φ = 3446784.

The previous prime is 11605661. The next prime is 11605703. The reversal of 11605662 is 26650611.

It is a happy number.

11605662 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 (11605661) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 119598 + ... + 119694.

It is an arithmetic number, because the mean of its divisors is an integer number (391118).

Almost surely, 2^11605662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11605662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14080248).

11605662 is an abundant number, since it is smaller than the sum of its proper divisors (16554834).

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

11605662 is a wasteful number, since it uses less digits than its factorization.

11605662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 11605662 is about 3406.7083820016. The cubic root of 11605662 is about 226.4070638999.

The spelling of 11605662 in words is "eleven million, six hundred five thousand, six hundred sixty-two".