14423643 has 48 divisors (see below), whose sum is σ = 24156000. Its totient is φ = 8491392.

The previous prime is 14423639. The next prime is 14423653. The reversal of 14423643 is 34632441.

14423643 is a `hidden beast` number, since 14 + 4 + 2 + 3 + 643 = 666.

It is not a de Polignac number, because 14423643 - 2² = 14423639 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14423653) 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 47 ways as a sum of consecutive naturals, for example, 132273 + ... + 132381.

It is an arithmetic number, because the mean of its divisors is an integer number (503250).

Almost surely, 2^14423643 is an apocalyptic number.

14423643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

14423643 is a deficient number, since it is larger than the sum of its proper divisors (9732357).

14423643 is a wasteful number, since it uses less digits than its factorization.

14423643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 154 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 14423643 is about 3797.8471533225. The cubic root of 14423643 is about 243.4211565564.

The spelling of 14423643 in words is "fourteen million, four hundred twenty-three thousand, six hundred forty-three".