2234452221 has 12 divisors (see below), whose sum is σ = 3232155420. Its totient is φ = 1487505600.

The previous prime is 2234452219. The next prime is 2234452243. The reversal of 2234452221 is 1222544322.

2234452221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2137212900 + 97239321 = 46230^2 + 9861^2 .

It is not a de Polignac number, because 2234452221 - 2¹ = 2234452219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2234452261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170776 + ... + 183393.

It is an arithmetic number, because the mean of its divisors is an integer number (269346285).

Almost surely, 2^2234452221 is an apocalyptic number.

It is an amenable number.

2234452221 is a deficient number, since it is larger than the sum of its proper divisors (997703199).

2234452221 is a wasteful number, since it uses less digits than its factorization.

2234452221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354876 (or 354873 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 2234452221 is about 47269.9928178543. The cubic root of 2234452221 is about 1307.3454434065.

Adding to 2234452221 its reverse (1222544322), we get a palindrome (3456996543).

The spelling of 2234452221 in words is "two billion, two hundred thirty-four million, four hundred fifty-two thousand, two hundred twenty-one".