14021396 has 12 divisors (see below), whose sum is σ = 25980948. Its totient is φ = 6598272.

The previous prime is 14021389. The next prime is 14021417. The reversal of 14021396 is 69312041.

It can be written as a sum of positive squares in 2 ways, for example, as 13060996 + 960400 = 3614^2 + 980^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 103031 + ... + 103166.

It is an arithmetic number, because the mean of its divisors is an integer number (2165079).

Almost surely, 2^14021396 is an apocalyptic number.

It is an amenable number.

14021396 is a deficient number, since it is larger than the sum of its proper divisors (11959552).

14021396 is a wasteful number, since it uses less digits than its factorization.

14021396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206218 (or 206216 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 14021396 is about 3744.5154559702. The cubic root of 14021396 is about 241.1369434562.

The spelling of 14021396 in words is "fourteen million, twenty-one thousand, three hundred ninety-six".