4040413220 has 48 divisors (see below), whose sum is σ = 9003899520. Its totient is φ = 1519685376.

The previous prime is 4040413147. The next prime is 4040413231. The reversal of 4040413220 is 223140404.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4040413192 and 4040413201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47297 + ... + 101576.

It is an arithmetic number, because the mean of its divisors is an integer number (187581240).

Almost surely, 2^4040413220 is an apocalyptic number.

It is an amenable number.

4040413220 is an abundant number, since it is smaller than the sum of its proper divisors (4963486300).

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

4040413220 is a wasteful number, since it uses less digits than its factorization.

4040413220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148964 (or 148962 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4040413220 is about 63564.2448236428. The cubic root of 4040413220 is about 1592.7291472575.

Adding to 4040413220 its reverse (223140404), we get a palindrome (4263553624).

The spelling of 4040413220 in words is "four billion, forty million, four hundred thirteen thousand, two hundred twenty".