1142709222 has 8 divisors (see below), whose sum is σ = 2285418456. Its totient is φ = 380903072.

The previous prime is 1142709199. The next prime is 1142709233. The reversal of 1142709222 is 2229072411.

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

1142709222 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1142709222.

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, 95225763 + ... + 95225774.

It is an arithmetic number, because the mean of its divisors is an integer number (285677307).

Almost surely, 2^1142709222 is an apocalyptic number.

1142709222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1142709222 is a wasteful number, since it uses less digits than its factorization.

1142709222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190451542.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 1142709222 is about 33803.9823393635. The cubic root of 1142709222 is about 1045.4708079001.

The spelling of 1142709222 in words is "one billion, one hundred forty-two million, seven hundred nine thousand, two hundred twenty-two".