14533921 has 4 divisors (see below), whose sum is σ = 14772244. Its totient is φ = 14295600.

The previous prime is 14533889. The next prime is 14533927. The reversal of 14533921 is 12933541.

14533921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2030625 + 12503296 = 1425^2 + 3536^2 .

It is a cyclic number.

It is not a de Polignac number, because 14533921 - 2⁵ = 14533889 is a prime.

It is a super-2 number, since 2×14533921² = 422469719268482, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 14533921.

It is not an unprimeable number, because it can be changed into a prime (14533927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119070 + ... + 119191.

It is an arithmetic number, because the mean of its divisors is an integer number (3693061).

Almost surely, 2^14533921 is an apocalyptic number.

It is an amenable number.

14533921 is a deficient number, since it is larger than the sum of its proper divisors (238323).

14533921 is an equidigital number, since it uses as much as digits as its factorization.

14533921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238322.

The product of its digits is 3240, while the sum is 28.

The square root of 14533921 is about 3812.3379965580. The cubic root of 14533921 is about 244.0399524742.

The spelling of 14533921 in words is "fourteen million, five hundred thirty-three thousand, nine hundred twenty-one".