9749723 has 8 divisors (see below), whose sum is σ = 10269600. Its totient is φ = 9237888.

The previous prime is 9749699. The next prime is 9749731. The reversal of 9749723 is 3279479.

9749723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9749723 - 2¹⁸ = 9487579 is a prime.

It is a d-powerful number, because it can be written as 9² + 7 + 4⁸ + 9⁷ + 7⁶ + 2⁹ + 3¹⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9749743) 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, 563 + ... + 4451.

It is an arithmetic number, because the mean of its divisors is an integer number (1283700).

Almost surely, 2^9749723 is an apocalyptic number.

9749723 is a deficient number, since it is larger than the sum of its proper divisors (519877).

9749723 is a wasteful number, since it uses less digits than its factorization.

9749723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021.

The product of its digits is 95256, while the sum is 41.

The square root of 9749723 is about 3122.4546433856. The cubic root of 9749723 is about 213.6309109436.

The spelling of 9749723 in words is "nine million, seven hundred forty-nine thousand, seven hundred twenty-three".