9679621 has 8 divisors (see below), whose sum is σ = 11081664. Its totient is φ = 8282400.

The previous prime is 9679609. The next prime is 9679627. The reversal of 9679621 is 1269769.

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

It is not a de Polignac number, because 9679621 - 2¹³ = 9671429 is a prime.

It is a Duffinian number.

9679621 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9679627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5946 + ... + 7396.

It is an arithmetic number, because the mean of its divisors is an integer number (1385208).

Almost surely, 2^9679621 is an apocalyptic number.

It is an amenable number.

9679621 is a deficient number, since it is larger than the sum of its proper divisors (1402043).

9679621 is a wasteful number, since it uses less digits than its factorization.

9679621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411.

The product of its digits is 40824, while the sum is 40.

The square root of 9679621 is about 3111.2089290178. The cubic root of 9679621 is about 213.1176658897.

The spelling of 9679621 in words is "nine million, six hundred seventy-nine thousand, six hundred twenty-one".