11809794 has 32 divisors (see below), whose sum is σ = 24402240. Its totient is φ = 3808512.

The previous prime is 11809793. The next prime is 11809799. The reversal of 11809794 is 49790811.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11809793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25614 + ... + 26070.

It is an arithmetic number, because the mean of its divisors is an integer number (762570).

Almost surely, 2^11809794 is an apocalyptic number.

11809794 is an abundant number, since it is smaller than the sum of its proper divisors (12592446).

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

11809794 is a wasteful number, since it uses less digits than its factorization.

11809794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594.

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 11809794 is about 3436.5380835952. The cubic root of 11809794 is about 227.7267810657.

The spelling of 11809794 in words is "eleven million, eight hundred nine thousand, seven hundred ninety-four".