2404000404 has 96 divisors (see below), whose sum is σ = 6752874240. Its totient is φ = 735191424.

The previous prime is 2404000397. The next prime is 2404000409. The reversal of 2404000404 is 4040004042.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2404000409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229342 + ... + 239594.

It is an arithmetic number, because the mean of its divisors is an integer number (70342440).

Almost surely, 2^2404000404 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 2404000404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3376437120).

2404000404 is an abundant number, since it is smaller than the sum of its proper divisors (4348873836).

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

2404000404 is a wasteful number, since it uses less digits than its factorization.

2404000404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10446 (or 10438 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 2404000404 is about 49030.6068084008. The cubic root of 2404000404 is about 1339.6093767472.

Adding to 2404000404 its reverse (4040004042), we get a palindrome (6444004446).

It can be divided in two parts, 2 and 404000404, that multiplied together give a palindrome (808000808).

The spelling of 2404000404 in words is "two billion, four hundred four million, four hundred four", and thus it is an aban number.