11804418 has 24 divisors (see below), whose sum is σ = 25828608. Its totient is φ = 3895992.

The previous prime is 11804413. The next prime is 11804423. The reversal of 11804418 is 81440811.

It is an interprime number because it is at equal distance from previous prime (11804413) and next prime (11804423).

It is a junction number, because it is equal to n+sod(n) for n = 11804391 and 11804400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11804411) 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, 1330 + ... + 5037.

It is an arithmetic number, because the mean of its divisors is an integer number (1076192).

Almost surely, 2^11804418 is an apocalyptic number.

11804418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11804418 is an abundant number, since it is smaller than the sum of its proper divisors (14024190).

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

11804418 is a wasteful number, since it uses less digits than its factorization.

11804418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6478 (or 6475 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 11804418 is about 3435.7558120449. The cubic root of 11804418 is about 227.6922209092.

The spelling of 11804418 in words is "eleven million, eight hundred four thousand, four hundred eighteen".