7404037344 has 144 divisors (see below), whose sum is σ = 24178452480. Its totient is φ = 2125543680.

The previous prime is 7404037343. The next prime is 7404037367. The reversal of 7404037344 is 4437304047.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a junction number, because it is equal to n+sod(n) for n = 7404037299 and 7404037308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7404037343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1312 + ... + 121695.

It is an arithmetic number, because the mean of its divisors is an integer number (167905920).

Almost surely, 2^7404037344 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 7404037344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12089226240).

7404037344 is an abundant number, since it is smaller than the sum of its proper divisors (16774415136).

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

7404037344 is a wasteful number, since it uses less digits than its factorization.

7404037344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123053 (or 123042 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 36.

The square root of 7404037344 is about 86046.7160558728. The cubic root of 7404037344 is about 1949.0494902096.

It can be divided in two parts, 740403 and 7344, that added together give a palindrome (747747).

The spelling of 7404037344 in words is "seven billion, four hundred four million, thirty-seven thousand, three hundred forty-four".