2227621322 has 8 divisors (see below), whose sum is σ = 3355297572. Its totient is φ = 1109188800.

The previous prime is 2227621271. The next prime is 2227621327. The reversal of 2227621322 is 2231267222.

It can be written as a sum of positive squares in 2 ways, for example, as 2182851841 + 44769481 = 46721^2 + 6691^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2227621327) 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, 2310329 + ... + 2311292.

Almost surely, 2^2227621322 is an apocalyptic number.

2227621322 is a deficient number, since it is larger than the sum of its proper divisors (1127676250).

2227621322 is a wasteful number, since it uses less digits than its factorization.

2227621322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4621864.

The product of its digits is 8064, while the sum is 29.

The square root of 2227621322 is about 47197.6834389147. The cubic root of 2227621322 is about 1306.0118636975.

Adding to 2227621322 its reverse (2231267222), we get a palindrome (4458888544).

The spelling of 2227621322 in words is "two billion, two hundred twenty-seven million, six hundred twenty-one thousand, three hundred twenty-two".