10423665 has 24 divisors (see below), whose sum is σ = 20649408. Its totient is φ = 4764960.

The previous prime is 10423649. The next prime is 10423667. The reversal of 10423665 is 56632401.

10423665 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10423665 - 2⁴ = 10423649 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10423667) 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 23 ways as a sum of consecutive naturals, for example, 16231 + ... + 16860.

It is an arithmetic number, because the mean of its divisors is an integer number (860392).

Almost surely, 2^10423665 is an apocalyptic number.

10423665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10423665 is a deficient number, since it is larger than the sum of its proper divisors (10225743).

10423665 is a wasteful number, since it uses less digits than its factorization.

10423665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33109 (or 33106 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 10423665 is about 3228.5701169403. The cubic root of 10423665 is about 218.4440140935. Note that the first 3 decimals are identical.

The spelling of 10423665 in words is "ten million, four hundred twenty-three thousand, six hundred sixty-five".