2274423221 has 8 divisors (see below), whose sum is σ = 2683190784. Its totient is φ = 1886618160.

The previous prime is 2274423163. The next prime is 2274423257. The reversal of 2274423221 is 1223244722.

2274423221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2274423221 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 (2274423121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5240390 + ... + 5240823.

It is an arithmetic number, because the mean of its divisors is an integer number (335398848).

Almost surely, 2^2274423221 is an apocalyptic number.

It is an amenable number.

2274423221 is a deficient number, since it is larger than the sum of its proper divisors (408767563).

2274423221 is a wasteful number, since it uses less digits than its factorization.

2274423221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10481251.

The product of its digits is 10752, while the sum is 29.

The square root of 2274423221 is about 47690.9134007727. The cubic root of 2274423221 is about 1315.0949000218.

Adding to 2274423221 its reverse (1223244722), we get a palindrome (3497667943).

The spelling of 2274423221 in words is "two billion, two hundred seventy-four million, four hundred twenty-three thousand, two hundred twenty-one".