4481574272 has 128 divisors (see below), whose sum is σ = 11153479680. Its totient is φ = 1749196800.

The previous prime is 4481574271. The next prime is 4481574283. The reversal of 4481574272 is 2724751844.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4481574271) 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, 467447 + ... + 476937.

It is an arithmetic number, because the mean of its divisors is an integer number (87136560).

Almost surely, 2^4481574272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4481574272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5576739840).

4481574272 is an abundant number, since it is smaller than the sum of its proper divisors (6671905408).

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

4481574272 is a wasteful number, since it uses less digits than its factorization.

4481574272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9560 (or 9548 counting only the distinct ones).

The product of its digits is 501760, while the sum is 44.

The square root of 4481574272 is about 66944.5611831163. The cubic root of 4481574272 is about 1648.7071932638.

The spelling of 4481574272 in words is "four billion, four hundred eighty-one million, five hundred seventy-four thousand, two hundred seventy-two".