8329961 has 4 divisors (see below), whose sum is σ = 8768400. Its totient is φ = 7891524.

The previous prime is 8329939. The next prime is 8329969. The reversal of 8329961 is 1699238.

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 a cyclic number.

It is not a de Polignac number, because 8329961 - 2¹⁸ = 8067817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8329969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219191 + ... + 219228.

It is an arithmetic number, because the mean of its divisors is an integer number (2192100).

Almost surely, 2^8329961 is an apocalyptic number.

It is an amenable number.

8329961 is a deficient number, since it is larger than the sum of its proper divisors (438439).

8329961 is a wasteful number, since it uses less digits than its factorization.

8329961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438438.

The product of its digits is 23328, while the sum is 38.

The square root of 8329961 is about 2886.1671815749. The cubic root of 8329961 is about 202.7127145458.

The spelling of 8329961 in words is "eight million, three hundred twenty-nine thousand, nine hundred sixty-one".