11404818 has 24 divisors (see below), whose sum is σ = 25131600. Its totient is φ = 3736824.

The previous prime is 11404817. The next prime is 11404829. The reversal of 11404818 is 81840411.

It is a super-2 number, since 2×11404818² = 260139747226248, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11404791 and 11404800.

It is not an unprimeable number, because it can be changed into a prime (11404817) 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, 4308 + ... + 6431.

It is an arithmetic number, because the mean of its divisors is an integer number (1047150).

Almost surely, 2^11404818 is an apocalyptic number.

11404818 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11404818 is an abundant number, since it is smaller than the sum of its proper divisors (13726782).

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

11404818 is a wasteful number, since it uses less digits than its factorization.

11404818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10806 (or 10803 counting only the distinct ones).

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

The square root of 11404818 is about 3377.1020120808. The cubic root of 11404818 is about 225.0934130643.

The spelling of 11404818 in words is "eleven million, four hundred four thousand, eight hundred eighteen".