2213265472 has 56 divisors (see below), whose sum is σ = 4803891840. Its totient is φ = 1003368960.

The previous prime is 2213265443. The next prime is 2213265493. The reversal of 2213265472 is 2745623122.

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, 275529 + ... + 283447.

Almost surely, 2^2213265472 is an apocalyptic number.

2213265472 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2213265472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2401945920).

2213265472 is an abundant number, since it is smaller than the sum of its proper divisors (2590626368).

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

2213265472 is a wasteful number, since it uses less digits than its factorization.

2213265472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8339 (or 8329 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 2213265472 is about 47045.3554774539. The cubic root of 2213265472 is about 1303.2002950411.

Adding to 2213265472 its reverse (2745623122), we get a palindrome (4958888594).

The spelling of 2213265472 in words is "two billion, two hundred thirteen million, two hundred sixty-five thousand, four hundred seventy-two".