14360021 has 8 divisors (see below), whose sum is σ = 15495480. Its totient is φ = 13228992.

The previous prime is 14359967. The next prime is 14360041. The reversal of 14360021 is 12006341.

It can be written as a sum of positive squares in 4 ways, for example, as 1500625 + 12859396 = 1225^2 + 3586^2 .

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 14360021 - 2¹⁸ = 14097877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14360041) 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, 9335 + ... + 10763.

It is an arithmetic number, because the mean of its divisors is an integer number (1936935).

Almost surely, 2^14360021 is an apocalyptic number.

It is an amenable number.

14360021 is a deficient number, since it is larger than the sum of its proper divisors (1135459).

14360021 is a wasteful number, since it uses less digits than its factorization.

14360021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 14360021 is about 3789.4618351423. The cubic root of 14360021 is about 243.0627226641.

Adding to 14360021 its reverse (12006341), we get a palindrome (26366362).

The spelling of 14360021 in words is "fourteen million, three hundred sixty thousand, twenty-one".