11542806 has 48 divisors (see below), whose sum is σ = 27610128. Its totient is φ = 3456000.

The previous prime is 11542801. The next prime is 11542829. The reversal of 11542806 is 60824511.

It is a self number, because there is not a number n which added to its sum of digits gives 11542806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11542801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18906 + ... + 19506.

It is an arithmetic number, because the mean of its divisors is an integer number (575211).

Almost surely, 2^11542806 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11542806, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13805064).

11542806 is an abundant number, since it is smaller than the sum of its proper divisors (16067322).

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

11542806 is a wasteful number, since it uses less digits than its factorization.

11542806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 11542806 is about 3397.4705296735. The cubic root of 11542806 is about 225.9975852719.

The spelling of 11542806 in words is "eleven million, five hundred forty-two thousand, eight hundred six".