21714353 has 8 divisors (see below), whose sum is σ = 22784256. Its totient is φ = 20667600.

The previous prime is 21714337. The next prime is 21714367. The reversal of 21714353 is 35341712.

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

It is a cyclic number.

It is not a de Polignac number, because 21714353 - 2⁴ = 21714337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21714313) 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 7 ways as a sum of consecutive naturals, for example, 3851 + ... + 7632.

It is an arithmetic number, because the mean of its divisors is an integer number (2848032).

Almost surely, 2^21714353 is an apocalyptic number.

It is an amenable number.

21714353 is a deficient number, since it is larger than the sum of its proper divisors (1069903).

21714353 is a wasteful number, since it uses less digits than its factorization.

21714353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11575.

The product of its digits is 2520, while the sum is 26.

The square root of 21714353 is about 4659.8661997959. The cubic root of 21714353 is about 278.9859278712.

The spelling of 21714353 in words is "twenty-one million, seven hundred fourteen thousand, three hundred fifty-three".