14847021 has 24 divisors (see below), whose sum is σ = 24610560. Its totient is φ = 8449056.

The previous prime is 14847013. The next prime is 14847031. The reversal of 14847021 is 12074841.

It is not a de Polignac number, because 14847021 - 2³ = 14847013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14847031) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 28915 + ... + 29423.

It is an arithmetic number, because the mean of its divisors is an integer number (1025440).

Almost surely, 2^14847021 is an apocalyptic number.

It is an amenable number.

14847021 is a deficient number, since it is larger than the sum of its proper divisors (9763539).

14847021 is a wasteful number, since it uses less digits than its factorization.

14847021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985 (or 982 counting only the distinct ones).

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

The square root of 14847021 is about 3853.1832294870. The cubic root of 14847021 is about 245.7799439998.

The spelling of 14847021 in words is "fourteen million, eight hundred forty-seven thousand, twenty-one".