4440225420 has 36 divisors (see below), whose sum is σ = 13468684320. Its totient is φ = 1184060064.

The previous prime is 4440225401. The next prime is 4440225457. The reversal of 4440225420 is 245220444.

4440225420 is a `hidden beast` number, since 4 + 4 + 402 + 254 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12333780 + ... + 12334139.

It is an arithmetic number, because the mean of its divisors is an integer number (374130120).

Almost surely, 2^4440225420 is an apocalyptic number.

It is an amenable number.

4440225420 is an abundant number, since it is smaller than the sum of its proper divisors (9028458900).

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

4440225420 is a wasteful number, since it uses less digits than its factorization.

4440225420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24667934 (or 24667929 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 4440225420 is about 66635.0164703214. The cubic root of 4440225420 is about 1643.6209677276.

Adding to 4440225420 its reverse (245220444), we get a palindrome (4685445864).

The spelling of 4440225420 in words is "four billion, four hundred forty million, two hundred twenty-five thousand, four hundred twenty".