14423709 has 16 divisors (see below), whose sum is σ = 19603584. Its totient is φ = 9432000.

The previous prime is 14423699. The next prime is 14423713. The reversal of 14423709 is 90732441.

It is a happy number.

It is not a de Polignac number, because 14423709 - 2⁹ = 14423197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14423729) 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, 54712 + ... + 54974.

It is an arithmetic number, because the mean of its divisors is an integer number (1225224).

Almost surely, 2^14423709 is an apocalyptic number.

It is an amenable number.

14423709 is a deficient number, since it is larger than the sum of its proper divisors (5179875).

14423709 is a wasteful number, since it uses less digits than its factorization.

14423709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 14423709 is about 3797.8558424458. The cubic root of 14423709 is about 243.4215278397.

It can be divided in two parts, 1442 and 3709, that added together give a triangular number (5151 = T₁₀₁).

The spelling of 14423709 in words is "fourteen million, four hundred twenty-three thousand, seven hundred nine".