9667623 has 16 divisors (see below), whose sum is σ = 14775296. Its totient is φ = 5508000.

The previous prime is 9667607. The next prime is 9667633. The reversal of 9667623 is 3267669.

It is not a de Polignac number, because 9667623 - 2⁴ = 9667607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9667633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12498 + ... + 13248.

It is an arithmetic number, because the mean of its divisors is an integer number (923456).

Almost surely, 2^9667623 is an apocalyptic number.

9667623 is a deficient number, since it is larger than the sum of its proper divisors (5107673).

9667623 is a wasteful number, since it uses less digits than its factorization.

9667623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1374.

The product of its digits is 81648, while the sum is 39.

The square root of 9667623 is about 3109.2801417692. The cubic root of 9667623 is about 213.0295755621.

The spelling of 9667623 in words is "nine million, six hundred sixty-seven thousand, six hundred twenty-three".