1223267532 has 24 divisors (see below), whose sum is σ = 2902670400. Its totient is φ = 400844496.

The previous prime is 1223267509. The next prime is 1223267537. The reversal of 1223267532 is 2357623221.

It is a junction number, because it is equal to n+sod(n) for n = 1223267493 and 1223267502.

It is not an unprimeable number, because it can be changed into a prime (1223267537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863182 + ... + 864597.

It is an arithmetic number, because the mean of its divisors is an integer number (120944600).

Almost surely, 2^1223267532 is an apocalyptic number.

1223267532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1223267532 is an abundant number, since it is smaller than the sum of its proper divisors (1679402868).

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

1223267532 is a wasteful number, since it uses less digits than its factorization.

1223267532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727845 (or 1727843 counting only the distinct ones).

The product of its digits is 30240, while the sum is 33.

The square root of 1223267532 is about 34975.2417003800. The cubic root of 1223267532 is about 1069.4828292351.

The spelling of 1223267532 in words is "one billion, two hundred twenty-three million, two hundred sixty-seven thousand, five hundred thirty-two".