4421937072 has 80 divisors (see below), whose sum is σ = 13083662592. Its totient is φ = 1260660480.

The previous prime is 4421937071. The next prime is 4421937077. The reversal of 4421937072 is 2707391244.

It is a self number, because there is not a number n which added to its sum of digits gives 4421937072.

It is not an unprimeable number, because it can be changed into a prime (4421937071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142822 + ... + 171002.

Almost surely, 2^4421937072 is an apocalyptic number.

4421937072 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4421937072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6541831296).

4421937072 is an abundant number, since it is smaller than the sum of its proper divisors (8661725520).

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

4421937072 is a wasteful number, since it uses less digits than its factorization.

4421937072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28666 (or 28660 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 4421937072 is about 66497.6471162702. The cubic root of 4421937072 is about 1641.3612869590.

The spelling of 4421937072 in words is "four billion, four hundred twenty-one million, nine hundred thirty-seven thousand, seventy-two".