1222941742 has 8 divisors (see below), whose sum is σ = 2001177432. Its totient is φ = 555882600.

The previous prime is 1222941703. The next prime is 1222941751. The reversal of 1222941742 is 2471492221.

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 = 1222941698 and 1222941707.

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, 27794109 + ... + 27794152.

It is an arithmetic number, because the mean of its divisors is an integer number (250147179).

Almost surely, 2^1222941742 is an apocalyptic number.

1222941742 is a deficient number, since it is larger than the sum of its proper divisors (778235690).

1222941742 is a wasteful number, since it uses less digits than its factorization.

1222941742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55588274.

The product of its digits is 16128, while the sum is 34.

The square root of 1222941742 is about 34970.5839528024. The cubic root of 1222941742 is about 1069.3878765126.

The spelling of 1222941742 in words is "one billion, two hundred twenty-two million, nine hundred forty-one thousand, seven hundred forty-two".