14221963 has 8 divisors (see below), whose sum is σ = 16778240. Its totient is φ = 11796840.

The previous prime is 14221903. The next prime is 14221973. The reversal of 14221963 is 36912241.

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 14221963 - 2¹⁷ = 14090891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14221903) 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, 32553 + ... + 32986.

It is an arithmetic number, because the mean of its divisors is an integer number (2097280).

Almost surely, 2^14221963 is an apocalyptic number.

14221963 is a deficient number, since it is larger than the sum of its proper divisors (2556277).

14221963 is an equidigital number, since it uses as much as digits as its factorization.

14221963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65577.

The product of its digits is 2592, while the sum is 28.

The square root of 14221963 is about 3771.2017978358. The cubic root of 14221963 is about 242.2812737081.

The spelling of 14221963 in words is "fourteen million, two hundred twenty-one thousand, nine hundred sixty-three".