2447263136 has 48 divisors (see below), whose sum is σ = 5010647040. Its totient is φ = 1175166720.

The previous prime is 2447263123. The next prime is 2447263153. The reversal of 2447263136 is 6313627442.

It is a self number, because there is not a number n which added to its sum of digits gives 2447263136.

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, 170345 + ... + 184151.

It is an arithmetic number, because the mean of its divisors is an integer number (104388480).

Almost surely, 2^2447263136 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 2447263136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2505323520).

2447263136 is an abundant number, since it is smaller than the sum of its proper divisors (2563383904).

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

2447263136 is a wasteful number, since it uses less digits than its factorization.

2447263136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14037 (or 14029 counting only the distinct ones).

The product of its digits is 145152, while the sum is 38.

The square root of 2447263136 is about 49469.8204565167. The cubic root of 2447263136 is about 1347.5975811284.

The spelling of 2447263136 in words is "two billion, four hundred forty-seven million, two hundred sixty-three thousand, one hundred thirty-six".