9667579 has 4 divisors (see below), whose sum is σ = 9673984. Its totient is φ = 9661176.

The previous prime is 9667531. The next prime is 9667583. The reversal of 9667579 is 9757669.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9757669 = 163 ⋅59863.

It is a cyclic number.

It is not a de Polignac number, because 9667579 - 2⁷ = 9667451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9667529) 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, 454 + ... + 4420.

It is an arithmetic number, because the mean of its divisors is an integer number (2418496).

Almost surely, 2^9667579 is an apocalyptic number.

9667579 is a deficient number, since it is larger than the sum of its proper divisors (6405).

9667579 is a wasteful number, since it uses less digits than its factorization.

9667579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6404.

The product of its digits is 714420, while the sum is 49.

The square root of 9667579 is about 3109.2730661684. The cubic root of 9667579 is about 213.0292523763.

The spelling of 9667579 in words is "nine million, six hundred sixty-seven thousand, five hundred seventy-nine".