404093448 has 112 divisors (see below), whose sum is σ = 1239462000. Its totient is φ = 122433120.

The previous prime is 404093381. The next prime is 404093449. The reversal of 404093448 is 844390404.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (404093449) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 61003 + ... + 67301.

It is an arithmetic number, because the mean of its divisors is an integer number (11066625).

Almost surely, 2^404093448 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 404093448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619731000).

404093448 is an abundant number, since it is smaller than the sum of its proper divisors (835368552).

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

404093448 is a wasteful number, since it uses less digits than its factorization.

404093448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6334 (or 6315 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 404093448 is about 20102.0757137167. The cubic root of 404093448 is about 739.3111729823.

The spelling of 404093448 in words is "four hundred four million, ninety-three thousand, four hundred forty-eight".