14622409 has 4 divisors (see below), whose sum is σ = 15126660. Its totient is φ = 14118160.

The previous prime is 14622407. The next prime is 14622427. The reversal of 14622409 is 90422641.

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 12446784 + 2175625 = 3528^2 + 1475^2 .

It is a cyclic number.

It is not a de Polignac number, because 14622409 - 2¹ = 14622407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14622401) 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, 252082 + ... + 252139.

It is an arithmetic number, because the mean of its divisors is an integer number (3781665).

Almost surely, 2^14622409 is an apocalyptic number.

It is an amenable number.

14622409 is a deficient number, since it is larger than the sum of its proper divisors (504251).

14622409 is an equidigital number, since it uses as much as digits as its factorization.

14622409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504250.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 14622409 is about 3823.9258622520. The cubic root of 14622409 is about 244.5342198638.

The spelling of 14622409 in words is "fourteen million, six hundred twenty-two thousand, four hundred nine".