11749806 has 32 divisors (see below), whose sum is σ = 26956800. Its totient is φ = 3789720.

The previous prime is 11749781. The next prime is 11749807. The reversal of 11749806 is 60894711.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11749807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1836 + ... + 5183.

It is an arithmetic number, because the mean of its divisors is an integer number (842400).

Almost surely, 2^11749806 is an apocalyptic number.

11749806 is an abundant number, since it is smaller than the sum of its proper divisors (15206994).

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

11749806 is a wasteful number, since it uses less digits than its factorization.

11749806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7061 (or 7055 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 11749806 is about 3427.7990022754. The cubic root of 11749806 is about 227.3405459959.

The spelling of 11749806 in words is "eleven million, seven hundred forty-nine thousand, eight hundred six".