4000220404 has 24 divisors (see below), whose sum is σ = 7370888000. Its totient is φ = 1894311360.

The previous prime is 4000220401. The next prime is 4000220429. The reversal of 4000220404 is 4040220004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000220401) 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, 460897 + ... + 469495.

Almost surely, 2^4000220404 is an apocalyptic number.

It is an amenable number.

4000220404 is a deficient number, since it is larger than the sum of its proper divisors (3370667596).

4000220404 is a wasteful number, since it uses less digits than its factorization.

4000220404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14743 (or 14741 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 4000220404 is about 63247.2956259791. The cubic root of 4000220404 is about 1587.4302072278.

Adding to 4000220404 its reverse (4040220004), we get a palindrome (8040440408).

It can be divided in two parts, 40002 and 20404, that added together give a palindrome (60406).

The spelling of 4000220404 in words is "four billion, two hundred twenty thousand, four hundred four".