11803842 has 24 divisors (see below), whose sum is σ = 26059644. Its totient is φ = 3860064.

The previous prime is 11803837. The next prime is 11803849. The reversal of 11803842 is 24830811.

It can be written as a sum of positive squares in 2 ways, for example, as 11634921 + 168921 = 3411^2 + 411^2 .

It is not an unprimeable number, because it can be changed into a prime (11803849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5233 + ... + 7140.

Almost surely, 2^11803842 is an apocalyptic number.

11803842 is an abundant number, since it is smaller than the sum of its proper divisors (14255802).

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

11803842 is a wasteful number, since it uses less digits than its factorization.

11803842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12434 (or 12431 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 11803842 is about 3435.6719866716. The cubic root of 11803842 is about 227.6885174129.

The spelling of 11803842 in words is "eleven million, eight hundred three thousand, eight hundred forty-two".