1108404 has 60 divisors (see below), whose sum is σ = 3171168. Its totient is φ = 334800.

The previous prime is 1108397. The next prime is 1108423. The reversal of 1108404 is 4048011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3409 + ... + 3719.

2^1108404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1108404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1585584).

1108404 is an abundant number, since it is smaller than the sum of its proper divisors (2062764).

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

1108404 is a wasteful number, since it uses less digits than its factorization.

1108404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338 (or 327 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1108404 is about 1052.8076747441. The cubic root of 1108404 is about 103.4902322225.

The spelling of 1108404 in words is "one million, one hundred eight thousand, four hundred four".