1223317742 has 8 divisors (see below), whose sum is σ = 1847129232. Its totient is φ = 607608000.

The previous prime is 1223317699. The next prime is 1223317769. The reversal of 1223317742 is 2477133221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1223317699 and 1223317708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2025059 + ... + 2025662.

It is an arithmetic number, because the mean of its divisors is an integer number (230891154).

Almost surely, 2^1223317742 is an apocalyptic number.

1223317742 is a deficient number, since it is larger than the sum of its proper divisors (623811490).

1223317742 is a wasteful number, since it uses less digits than its factorization.

1223317742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050874.

The product of its digits is 14112, while the sum is 32.

The square root of 1223317742 is about 34975.9594864816. The cubic root of 1223317742 is about 1069.4974616293.

The spelling of 1223317742 in words is "one billion, two hundred twenty-three million, three hundred seventeen thousand, seven hundred forty-two".