14270721 has 8 divisors (see below), whose sum is σ = 19074720. Its totient is φ = 9490272.

The previous prime is 14270717. The next prime is 14270723. The reversal of 14270721 is 12707241.

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

It is not a de Polignac number, because 14270721 - 2² = 14270717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14270691 and 14270700.

It is not an unprimeable number, because it can be changed into a prime (14270723) 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, 4420 + ... + 6933.

It is an arithmetic number, because the mean of its divisors is an integer number (2384340).

Almost surely, 2^14270721 is an apocalyptic number.

It is an amenable number.

14270721 is a deficient number, since it is larger than the sum of its proper divisors (4803999).

14270721 is a wasteful number, since it uses less digits than its factorization.

14270721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11775.

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 14270721 is about 3777.6607841361. The cubic root of 14270721 is about 242.5578336572.

Adding to 14270721 its reverse (12707241), we get a palindrome (26977962).

The spelling of 14270721 in words is "fourteen million, two hundred seventy thousand, seven hundred twenty-one".