1224223325 has 48 divisors (see below), whose sum is σ = 1699891200. Its totient is φ = 873662400.

The previous prime is 1224223291. The next prime is 1224223331. The reversal of 1224223325 is 5233224221.

It is not a de Polignac number, because 1224223325 - 2¹⁸ = 1223961181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1224223294 and 1224223303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1702316 + ... + 1703034.

It is an arithmetic number, because the mean of its divisors is an integer number (35414400).

Almost surely, 2^1224223325 is an apocalyptic number.

It is an amenable number.

1224223325 is a deficient number, since it is larger than the sum of its proper divisors (475667875).

1224223325 is an equidigital number, since it uses as much as digits as its factorization.

1224223325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799 (or 768 counting only the distinct ones).

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

The square root of 1224223325 is about 34988.9028836287. The cubic root of 1224223325 is about 1069.7613014579.

Adding to 1224223325 its reverse (5233224221), we get a palindrome (6457447546).

The spelling of 1224223325 in words is "one billion, two hundred twenty-four million, two hundred twenty-three thousand, three hundred twenty-five".