10439723 has 16 divisors (see below), whose sum is σ = 12665856. Its totient is φ = 8411040.

The previous prime is 10439719. The next prime is 10439729. The reversal of 10439723 is 32793401.

It is a cyclic number.

It is not a de Polignac number, because 10439723 - 2² = 10439719 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (10439729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9290 + ... + 10352.

It is an arithmetic number, because the mean of its divisors is an integer number (791616).

Almost surely, 2^10439723 is an apocalyptic number.

10439723 is a deficient number, since it is larger than the sum of its proper divisors (2226133).

10439723 is a wasteful number, since it uses less digits than its factorization.

10439723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 10439723 is about 3231.0560193225. The cubic root of 10439723 is about 218.5561299452.

The spelling of 10439723 in words is "ten million, four hundred thirty-nine thousand, seven hundred twenty-three".