1223815496 has 32 divisors (see below), whose sum is σ = 2325529440. Its totient is φ = 603721728.

The previous prime is 1223815477. The next prime is 1223815507. The reversal of 1223815496 is 6945183221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217211 + ... + 222773.

It is an arithmetic number, because the mean of its divisors is an integer number (72672795).

Almost surely, 2^1223815496 is an apocalyptic number.

It is an amenable number.

1223815496 is a deficient number, since it is larger than the sum of its proper divisors (1101713944).

1223815496 is a wasteful number, since it uses less digits than its factorization.

1223815496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5933 (or 5929 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 1223815496 is about 34983.0744217829. The cubic root of 1223815496 is about 1069.6424973889.

The spelling of 1223815496 in words is "one billion, two hundred twenty-three million, eight hundred fifteen thousand, four hundred ninety-six".