2216489323 has 4 divisors (see below), whose sum is σ = 2312858448. Its totient is φ = 2120120200.

The previous prime is 2216489311. The next prime is 2216489347. The reversal of 2216489323 is 3239846122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3239846122 = 2 ⋅1619923061.

It is a cyclic number.

It is not a de Polignac number, because 2216489323 - 2²⁵ = 2182934891 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2216489123) 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, 48184528 + ... + 48184573.

It is an arithmetic number, because the mean of its divisors is an integer number (578214612).

Almost surely, 2^2216489323 is an apocalyptic number.

2216489323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2216489323 is a deficient number, since it is larger than the sum of its proper divisors (96369125).

2216489323 is an equidigital number, since it uses as much as digits as its factorization.

2216489323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96369124.

The product of its digits is 124416, while the sum is 40.

The square root of 2216489323 is about 47079.6062324230. The cubic root of 2216489323 is about 1303.8327369222.

The spelling of 2216489323 in words is "two billion, two hundred sixteen million, four hundred eighty-nine thousand, three hundred twenty-three".