9662723 has 4 divisors (see below), whose sum is σ = 11043120. Its totient is φ = 8282328.

The previous prime is 9662711. The next prime is 9662729. The reversal of 9662723 is 3272669.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9662723 - 2¹⁴ = 9646339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9662729) 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, 690188 + ... + 690201.

It is an arithmetic number, because the mean of its divisors is an integer number (2760780).

Almost surely, 2^9662723 is an apocalyptic number.

9662723 is a deficient number, since it is larger than the sum of its proper divisors (1380397).

9662723 is a wasteful number, since it uses less digits than its factorization.

9662723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380396.

The product of its digits is 27216, while the sum is 35.

The square root of 9662723 is about 3108.4920781627. The cubic root of 9662723 is about 212.9935783880.

The spelling of 9662723 in words is "nine million, six hundred sixty-two thousand, seven hundred twenty-three".