2269647216 has 120 divisors (see below), whose sum is σ = 6636752304. Its totient is φ = 750850560.

The previous prime is 2269647187. The next prime is 2269647217. The reversal of 2269647216 is 6127469622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2269647217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 530526 + ... + 534786.

Almost surely, 2^2269647216 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 2269647216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3318376152).

2269647216 is an abundant number, since it is smaller than the sum of its proper divisors (4367105088).

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

2269647216 is a wasteful number, since it uses less digits than its factorization.

2269647216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4421 (or 4403 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 2269647216 is about 47640.8146026073. The cubic root of 2269647216 is about 1314.1737432109.

The spelling of 2269647216 in words is "two billion, two hundred sixty-nine million, six hundred forty-seven thousand, two hundred sixteen".