14221782 has 12 divisors (see below), whose sum is σ = 30813900. Its totient is φ = 4740588.

The previous prime is 14221771. The next prime is 14221799. The reversal of 14221782 is 28712241.

14221782 is a modest number, since divided by 1782 gives 1422 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 395032 + ... + 395067.

It is an arithmetic number, because the mean of its divisors is an integer number (2567825).

Almost surely, 2^14221782 is an apocalyptic number.

14221782 is an abundant number, since it is smaller than the sum of its proper divisors (16592118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14221782 is a wasteful number, since it uses less digits than its factorization.

14221782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790107 (or 790104 counting only the distinct ones).

The product of its digits is 1792, while the sum is 27.

The square root of 14221782 is about 3771.1778001044. The cubic root of 14221782 is about 242.2802458825.

The spelling of 14221782 in words is "fourteen million, two hundred twenty-one thousand, seven hundred eighty-two".