4440194420 has 12 divisors (see below), whose sum is σ = 9324408324. Its totient is φ = 1776077760.

The previous prime is 4440194399. The next prime is 4440194471. The reversal of 4440194420 is 244910444.

It can be written as a sum of positive squares in 2 ways, for example, as 3293152996 + 1147041424 = 57386^2 + 33868^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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, 111004841 + ... + 111004880.

It is an arithmetic number, because the mean of its divisors is an integer number (777034027).

Almost surely, 2^4440194420 is an apocalyptic number.

It is an amenable number.

4440194420 is an abundant number, since it is smaller than the sum of its proper divisors (4884213904).

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

4440194420 is a wasteful number, since it uses less digits than its factorization.

4440194420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222009730 (or 222009728 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 4440194420 is about 66634.7838594829. The cubic root of 4440194420 is about 1643.6171426689.

The spelling of 4440194420 in words is "four billion, four hundred forty million, one hundred ninety-four thousand, four hundred twenty".