1223336788 has 12 divisors (see below), whose sum is σ = 2233919520. Its totient is φ = 585074072.

The previous prime is 1223336767. The next prime is 1223336789. The reversal of 1223336788 is 8876333221.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223336789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6648478 + ... + 6648661.

It is an arithmetic number, because the mean of its divisors is an integer number (186159960).

Almost surely, 2^1223336788 is an apocalyptic number.

It is an amenable number.

1223336788 is a deficient number, since it is larger than the sum of its proper divisors (1010582732).

1223336788 is a wasteful number, since it uses less digits than its factorization.

1223336788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13297166 (or 13297164 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The square root of 1223336788 is about 34976.2317581526. The cubic root of 1223336788 is about 1069.5030119842.

The spelling of 1223336788 in words is "one billion, two hundred twenty-three million, three hundred thirty-six thousand, seven hundred eighty-eight".