1223254326 has 24 divisors (see below), whose sum is σ = 2845939320. Its totient is φ = 349501152.

The previous prime is 1223254321. The next prime is 1223254339. The reversal of 1223254326 is 6234523221.

It is a super-2 number, since 2×1223254326² = 2992702292155428552, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1223254293 and 1223254302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223254321) 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, 2080071 + ... + 2080658.

It is an arithmetic number, because the mean of its divisors is an integer number (118580805).

Almost surely, 2^1223254326 is an apocalyptic number.

1223254326 is an abundant number, since it is smaller than the sum of its proper divisors (1622684994).

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

1223254326 is a wasteful number, since it uses less digits than its factorization.

1223254326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4160748 (or 4160741 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 1223254326 is about 34975.0529091809. The cubic root of 1223254326 is about 1069.4789806245.

Adding to 1223254326 its reverse (6234523221), we get a palindrome (7457777547).

The spelling of 1223254326 in words is "one billion, two hundred twenty-three million, two hundred fifty-four thousand, three hundred twenty-six".