4040220404 has 24 divisors (see below), whose sum is σ = 7749721056. Its totient is φ = 1827756000.

The previous prime is 4040220403. The next prime is 4040220433.

4040220404 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040220403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208307 + ... + 226874.

It is an arithmetic number, because the mean of its divisors is an integer number (322905044).

Almost surely, 2^4040220404 is an apocalyptic number.

4040220404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4040220404 is a deficient number, since it is larger than the sum of its proper divisors (3709500652).

4040220404 is a wasteful number, since it uses less digits than its factorization.

4040220404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435407 (or 435405 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4040220404 is about 63562.7281038188. The cubic root of 4040220404 is about 1592.7038108598.

It can be divided in two parts, 40402 and 20404, that added together give a palindrome (60806).

The spelling of 4040220404 in words is "four billion, forty million, two hundred twenty thousand, four hundred four".