14406641 has 4 divisors (see below), whose sum is σ = 14414400. Its totient is φ = 14398884.

The previous prime is 14406611. The next prime is 14406643. The reversal of 14406641 is 14660441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 14406641 - 2⁶ = 14406577 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14406641.

It is not an unprimeable number, because it can be changed into a prime (14406643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740 + ... + 5418.

It is an arithmetic number, because the mean of its divisors is an integer number (3603600).

Almost surely, 2^14406641 is an apocalyptic number.

It is an amenable number.

14406641 is a deficient number, since it is larger than the sum of its proper divisors (7759).

14406641 is an equidigital number, since it uses as much as digits as its factorization.

14406641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7758.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 14406641 is about 3795.6081199197. The cubic root of 14406641 is about 243.3254739856.

The spelling of 14406641 in words is "fourteen million, four hundred six thousand, six hundred forty-one".