14737421 has 4 divisors (see below), whose sum is σ = 14903100. Its totient is φ = 14571744.

The previous prime is 14737379. The next prime is 14737439. The reversal of 14737421 is 12473741.

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 4884100 + 9853321 = 2210^2 + 3139^2 .

It is a cyclic number.

It is not a de Polignac number, because 14737421 - 2¹⁴ = 14721037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14737321) 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, 82706 + ... + 82883.

It is an arithmetic number, because the mean of its divisors is an integer number (3725775).

Almost surely, 2^14737421 is an apocalyptic number.

It is an amenable number.

14737421 is a deficient number, since it is larger than the sum of its proper divisors (165679).

14737421 is an equidigital number, since it uses as much as digits as its factorization.

14737421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165678.

The product of its digits is 4704, while the sum is 29.

The square root of 14737421 is about 3838.9348783224. The cubic root of 14737421 is about 245.1736711145.

The spelling of 14737421 in words is "fourteen million, seven hundred thirty-seven thousand, four hundred twenty-one".