2220264404 has 12 divisors (see below), whose sum is σ = 3887337300. Its totient is φ = 1109596608.

The previous prime is 2220264383. The next prime is 2220264407. The reversal of 2220264404 is 4044620222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2115816004 + 104448400 = 45998^2 + 10220^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220264407) 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, 124499 + ... + 141210.

It is an arithmetic number, because the mean of its divisors is an integer number (323944775).

Almost surely, 2^2220264404 is an apocalyptic number.

It is an amenable number.

2220264404 is a deficient number, since it is larger than the sum of its proper divisors (1667072896).

2220264404 is a wasteful number, since it uses less digits than its factorization.

2220264404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267802 (or 267800 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2220264404 is about 47119.6817052068. The cubic root of 2220264404 is about 1304.5725378300.

Adding to 2220264404 its reverse (4044620222), we get a palindrome (6264884626).

The spelling of 2220264404 in words is "two billion, two hundred twenty million, two hundred sixty-four thousand, four hundred four".