14493921 has 8 divisors (see below), whose sum is σ = 20811840. Its totient is φ = 8919312.

The previous prime is 14493901. The next prime is 14493949. The reversal of 14493921 is 12939441.

14493921 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14493921 - 2⁵ = 14493889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14493901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185781 + ... + 185858.

It is an arithmetic number, because the mean of its divisors is an integer number (2601480).

Almost surely, 2^14493921 is an apocalyptic number.

It is an amenable number.

14493921 is a deficient number, since it is larger than the sum of its proper divisors (6317919).

14493921 is a wasteful number, since it uses less digits than its factorization.

14493921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371655.

The product of its digits is 7776, while the sum is 33.

The square root of 14493921 is about 3807.0882574482. The cubic root of 14493921 is about 243.8158659608.

The spelling of 14493921 in words is "fourteen million, four hundred ninety-three thousand, nine hundred twenty-one".