4220440404 has 12 divisors (see below), whose sum is σ = 9847694304. Its totient is φ = 1406813464.

The previous prime is 4220440397. The next prime is 4220440429. The reversal of 4220440404 is 4040440224.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175851672 + ... + 175851695.

It is an arithmetic number, because the mean of its divisors is an integer number (820641192).

Almost surely, 2^4220440404 is an apocalyptic number.

It is an amenable number.

4220440404 is an abundant number, since it is smaller than the sum of its proper divisors (5627253900).

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

4220440404 is a wasteful number, since it uses less digits than its factorization.

4220440404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351703374 (or 351703372 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4220440404 is about 64964.9167166402. The cubic root of 4220440404 is about 1616.0418029289.

Adding to 4220440404 its reverse (4040440224), we get a palindrome (8260880628).

The spelling of 4220440404 in words is "four billion, two hundred twenty million, four hundred forty thousand, four hundred four".