14270409 has 12 divisors (see below), whose sum is σ = 21002436. Its totient is φ = 9333792.

The previous prime is 14270393. The next prime is 14270411. The reversal of 14270409 is 90407241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11799225 + 2471184 = 3435^2 + 1572^2 .

It is not a de Polignac number, because 14270409 - 2⁴ = 14270393 is a prime.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (14270449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14482 + ... + 15435.

It is an arithmetic number, because the mean of its divisors is an integer number (1750203).

Almost surely, 2^14270409 is an apocalyptic number.

It is an amenable number.

14270409 is a deficient number, since it is larger than the sum of its proper divisors (6732027).

14270409 is a wasteful number, since it uses less digits than its factorization.

14270409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29976 (or 29973 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 14270409 is about 3777.6194885139. The cubic root of 14270409 is about 242.5560659681.

The spelling of 14270409 in words is "fourteen million, two hundred seventy thousand, four hundred nine".