9934221 has 12 divisors (see below), whose sum is σ = 14559776. Its totient is φ = 6020520.

The previous prime is 9934219. The next prime is 9934237. The reversal of 9934221 is 1224399.

It is not a de Polignac number, because 9934221 - 2¹ = 9934219 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9934271) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 13321 + ... + 14046.

Almost surely, 2^9934221 is an apocalyptic number.

It is an amenable number.

9934221 is a deficient number, since it is larger than the sum of its proper divisors (4625555).

9934221 is a wasteful number, since it uses less digits than its factorization.

9934221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27392 (or 27381 counting only the distinct ones).

The product of its digits is 3888, while the sum is 30.

The square root of 9934221 is about 3151.8599270907. The cubic root of 9934221 is about 214.9700408950.

The spelling of 9934221 in words is "nine million, nine hundred thirty-four thousand, two hundred twenty-one".