9705723 has 8 divisors (see below), whose sum is σ = 13074768. Its totient is φ = 6403584.

The previous prime is 9705719. The next prime is 9705727. The reversal of 9705723 is 3275079.

9705723 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9705719) and next prime (9705727).

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

It is not a de Polignac number, because 9705723 - 2² = 9705719 is a prime.

9705723 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9705727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16386 + ... + 16967.

It is an arithmetic number, because the mean of its divisors is an integer number (1634346).

Almost surely, 2^9705723 is an apocalyptic number.

9705723 is a deficient number, since it is larger than the sum of its proper divisors (3369045).

9705723 is a wasteful number, since it uses less digits than its factorization.

9705723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33453.

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 9705723 is about 3115.4009372792. The cubic root of 9705723 is about 213.3090578389.

The spelling of 9705723 in words is "nine million, seven hundred five thousand, seven hundred twenty-three".