9942122 has 8 divisors (see below), whose sum is σ = 15316356. Its totient is φ = 4836672.

The previous prime is 9942077. The next prime is 9942133. The reversal of 9942122 is 2212499.

It can be written as a sum of positive squares in 2 ways, for example, as 9916201 + 25921 = 3149^2 + 161^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67103 + ... + 67250.

Almost surely, 2^9942122 is an apocalyptic number.

9942122 is a deficient number, since it is larger than the sum of its proper divisors (5374234).

9942122 is a wasteful number, since it uses less digits than its factorization.

9942122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134392.

The product of its digits is 2592, while the sum is 29.

The square root of 9942122 is about 3153.1130648932. The cubic root of 9942122 is about 215.0270166158.

The spelling of 9942122 in words is "nine million, nine hundred forty-two thousand, one hundred twenty-two".