2216289253 has 4 divisors (see below), whose sum is σ = 2232233920. Its totient is φ = 2200344588.

The previous prime is 2216289241. The next prime is 2216289281. The reversal of 2216289253 is 3529826122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2216289253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216289553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7972125 + ... + 7972402.

It is an arithmetic number, because the mean of its divisors is an integer number (558058480).

Almost surely, 2^2216289253 is an apocalyptic number.

It is an amenable number.

2216289253 is a deficient number, since it is larger than the sum of its proper divisors (15944667).

2216289253 is a wasteful number, since it uses less digits than its factorization.

2216289253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15944666.

The product of its digits is 103680, while the sum is 40.

The square root of 2216289253 is about 47077.4813791052. The cubic root of 2216289253 is about 1303.7935058640.

The spelling of 2216289253 in words is "two billion, two hundred sixteen million, two hundred eighty-nine thousand, two hundred fifty-three".