9610221 has 4 divisors (see below), whose sum is σ = 12813632. Its totient is φ = 6406812.

The previous prime is 9610187. The next prime is 9610259. The reversal of 9610221 is 1220169.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9610221 - 2⁶ = 9610157 is a prime.

It is a Duffinian number.

9610221 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9610261) 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 3 ways as a sum of consecutive naturals, for example, 1601701 + ... + 1601706.

It is an arithmetic number, because the mean of its divisors is an integer number (3203408).

Almost surely, 2^9610221 is an apocalyptic number.

It is an amenable number.

9610221 is a deficient number, since it is larger than the sum of its proper divisors (3203411).

9610221 is a wasteful number, since it uses less digits than its factorization.

9610221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3203410.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 9610221 is about 3100.0356449564. The cubic root of 9610221 is about 212.6071137034.

The spelling of 9610221 in words is "nine million, six hundred ten thousand, two hundred twenty-one".