9968723 has 4 divisors (see below), whose sum is σ = 9978408. Its totient is φ = 9959040.

The previous prime is 9968719. The next prime is 9968741. The reversal of 9968723 is 3278699.

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.

It is a cyclic number.

It is not a de Polignac number, because 9968723 - 2² = 9968719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9968713) 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, 3086 + ... + 5427.

It is an arithmetic number, because the mean of its divisors is an integer number (2494602).

Almost surely, 2^9968723 is an apocalyptic number.

9968723 is a deficient number, since it is larger than the sum of its proper divisors (9685).

9968723 is a wasteful number, since it uses less digits than its factorization.

9968723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9684.

The product of its digits is 163296, while the sum is 44.

The square root of 9968723 is about 3157.3284593149. The cubic root of 9968723 is about 215.2186202408.

The spelling of 9968723 in words is "nine million, nine hundred sixty-eight thousand, seven hundred twenty-three".