4247489344 has 84 divisors (see below), whose sum is σ = 9848485764. Its totient is φ = 1812228096.

The previous prime is 4247489339. The next prime is 4247489347. The reversal of 4247489344 is 4439847424.

4247489344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1873850944 + 2373638400 = 43288^2 + 48720^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4247489347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 727782 + ... + 733594.

Almost surely, 2^4247489344 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 4247489344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4924242882).

4247489344 is an abundant number, since it is smaller than the sum of its proper divisors (5600996420).

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

4247489344 is a wasteful number, since it uses less digits than its factorization.

4247489344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6072 (or 6055 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 49.

The square root of 4247489344 is about 65172.7653548628. The cubic root of 4247489344 is about 1619.4868750331.

The spelling of 4247489344 in words is "four billion, two hundred forty-seven million, four hundred eighty-nine thousand, three hundred forty-four".