9722212 has 12 divisors (see below), whose sum is σ = 17040240. Its totient is φ = 4853576.

The previous prime is 9722203. The next prime is 9722233. The reversal of 9722212 is 2122279.

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, 1839 + ... + 4777.

It is an arithmetic number, because the mean of its divisors is an integer number (1420020).

Almost surely, 2^9722212 is an apocalyptic number.

It is an amenable number.

9722212 is a deficient number, since it is larger than the sum of its proper divisors (7318028).

9722212 is a wasteful number, since it uses less digits than its factorization.

9722212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770 (or 3768 counting only the distinct ones).

The product of its digits is 1008, while the sum is 25.

The square root of 9722212 is about 3118.0461831089. The cubic root of 9722212 is about 213.4297860291.

The spelling of 9722212 in words is "nine million, seven hundred twenty-two thousand, two hundred twelve".