1223245532 has 24 divisors (see below), whose sum is σ = 2174929680. Its totient is φ = 601856640.

The previous prime is 1223245519. The next prime is 1223245577. The reversal of 1223245532 is 2355423221.

It is a junction number, because it is equal to n+sod(n) for n = 1223245495 and 1223245504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343682 + ... + 347222.

It is an arithmetic number, because the mean of its divisors is an integer number (90622070).

Almost surely, 2^1223245532 is an apocalyptic number.

It is an amenable number.

1223245532 is a deficient number, since it is larger than the sum of its proper divisors (951684148).

1223245532 is a wasteful number, since it uses less digits than its factorization.

1223245532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4901 (or 4899 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 1223245532 is about 34974.9271907748. The cubic root of 1223245532 is about 1069.4764177831.

Adding to 1223245532 its reverse (2355423221), we get a palindrome (3578668753).

The spelling of 1223245532 in words is "one billion, two hundred twenty-three million, two hundred forty-five thousand, five hundred thirty-two".