4001048320 has 36 divisors (see below), whose sum is σ = 9583764120. Its totient is φ = 1600418816.

The previous prime is 4001048309. The next prime is 4001048323. The reversal of 4001048320 is 238401004.

4001048320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4001048291 and 4001048300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001048323) 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, 1561630 + ... + 1564189.

It is an arithmetic number, because the mean of its divisors is an integer number (266215670).

Almost surely, 2^4001048320 is an apocalyptic number.

4001048320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4001048320 is an abundant number, since it is smaller than the sum of its proper divisors (5582715800).

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

4001048320 is an equidigital number, since it uses as much as digits as its factorization.

4001048320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125840 (or 3125826 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 4001048320 is about 63253.8403577206. The cubic root of 4001048320 is about 1587.5397152112.

Adding to 4001048320 its reverse (238401004), we get a palindrome (4239449324).

The spelling of 4001048320 in words is "four billion, one million, forty-eight thousand, three hundred twenty".