404101344 has 24 divisors (see below), whose sum is σ = 1060766280. Its totient is φ = 134700416.

The previous prime is 404101343. The next prime is 404101349. The reversal of 404101344 is 443101404.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 404101344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404101343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2104599 + ... + 2104790.

It is an arithmetic number, because the mean of its divisors is an integer number (44198595).

Almost surely, 2^404101344 is an apocalyptic number.

It is an amenable number.

404101344 is an abundant number, since it is smaller than the sum of its proper divisors (656664936).

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

404101344 is a wasteful number, since it uses less digits than its factorization.

404101344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209402 (or 4209394 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 404101344 is about 20102.2721103859. The cubic root of 404101344 is about 739.3159883396.

Adding to 404101344 its reverse (443101404), we get a palindrome (847202748).

The spelling of 404101344 in words is "four hundred four million, one hundred one thousand, three hundred forty-four".