2223215234 has 4 divisors (see below), whose sum is σ = 3334822854. Its totient is φ = 1111607616.

The previous prime is 2223215209. The next prime is 2223215237. The reversal of 2223215234 is 4325123222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2217939025 + 5276209 = 47095^2 + 2297^2 .

It is not an unprimeable number, because it can be changed into a prime (2223215237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555803807 + ... + 555803810.

Almost surely, 2^2223215234 is an apocalyptic number.

2223215234 is a deficient number, since it is larger than the sum of its proper divisors (1111607620).

2223215234 is a wasteful number, since it uses less digits than its factorization.

2223215234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111607619.

The product of its digits is 5760, while the sum is 26.

The square root of 2223215234 is about 47150.9833831703. The cubic root of 2223215234 is about 1305.1502269280.

Adding to 2223215234 its reverse (4325123222), we get a palindrome (6548338456).

The spelling of 2223215234 in words is "two billion, two hundred twenty-three million, two hundred fifteen thousand, two hundred thirty-four".