11805798 has 8 divisors (see below), whose sum is σ = 23611608. Its totient is φ = 3935264.

The previous prime is 11805797. The next prime is 11805799. The reversal of 11805798 is 89750811.

It is an interprime number because it is at equal distance from previous prime (11805797) and next prime (11805799).

It is a sphenic number, since it is the product of 3 distinct primes.

11805798 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11805791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 983811 + ... + 983822.

It is an arithmetic number, because the mean of its divisors is an integer number (2951451).

Almost surely, 2^11805798 is an apocalyptic number.

11805798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11805798 is a wasteful number, since it uses less digits than its factorization.

11805798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967638.

The product of its (nonzero) digits is 20160, while the sum is 39.

The square root of 11805798 is about 3435.9566353492. The cubic root of 11805798 is about 227.7010933788.

The spelling of 11805798 in words is "eleven million, eight hundred five thousand, seven hundred ninety-eight".