11566662 has 16 divisors (see below), whose sum is σ = 23181552. Its totient is φ = 3847520.

The previous prime is 11566651. The next prime is 11566663. The reversal of 11566662 is 26666511.

11566662 is digitally balanced in base 2 and base 4, because in such bases 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 (11566663) 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, 1612 + ... + 5072.

It is an arithmetic number, because the mean of its divisors is an integer number (1448847).

Almost surely, 2^11566662 is an apocalyptic number.

11566662 is an abundant number, since it is smaller than the sum of its proper divisors (11614890).

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

11566662 is a wasteful number, since it uses less digits than its factorization.

11566662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4023.

The product of its digits is 12960, while the sum is 33.

The square root of 11566662 is about 3400.9795647725. The cubic root of 11566662 is about 226.1531710236.

The spelling of 11566662 in words is "eleven million, five hundred sixty-six thousand, six hundred sixty-two".