9999122 has 8 divisors (see below), whose sum is σ = 17141376. Its totient is φ = 4285332.

The previous prime is 9999083. The next prime is 9999161. The reversal of 9999122 is 2219999.

It is an interprime number because it is at equal distance from previous prime (9999083) and next prime (9999161).

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

It is a self number, because there is not a number n which added to its sum of digits gives 9999122.

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, 357098 + ... + 357125.

It is an arithmetic number, because the mean of its divisors is an integer number (2142672).

Almost surely, 2^9999122 is an apocalyptic number.

9999122 is a deficient number, since it is larger than the sum of its proper divisors (7142254).

9999122 is a wasteful number, since it uses less digits than its factorization.

9999122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714232.

The product of its digits is 26244, while the sum is 41.

The square root of 9999122 is about 3162.1388331318. The cubic root of 9999122 is about 215.4371635065.

The spelling of 9999122 in words is "nine million, nine hundred ninety-nine thousand, one hundred twenty-two".