4400420244 has 24 divisors (see below), whose sum is σ = 11201070048. Its totient is φ = 1333460640.

The previous prime is 4400420231. The next prime is 4400420287. The reversal of 4400420244 is 4420240044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16668127 + ... + 16668390.

It is an arithmetic number, because the mean of its divisors is an integer number (466711252).

Almost surely, 2^4400420244 is an apocalyptic number.

4400420244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4400420244 is an abundant number, since it is smaller than the sum of its proper divisors (6800649804).

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

4400420244 is a wasteful number, since it uses less digits than its factorization.

4400420244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33336535 (or 33336533 counting only the distinct ones).

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

The square root of 4400420244 is about 66335.6634398119. The cubic root of 4400420244 is about 1638.6947084569.

Adding to 4400420244 its reverse (4420240044), we get a palindrome (8820660288).

The spelling of 4400420244 in words is "four billion, four hundred million, four hundred twenty thousand, two hundred forty-four".