314409 has 4 divisors (see below), whose sum is σ = 419216. Its totient is φ = 209604.

The previous prime is 314407. The next prime is 314423. The reversal of 314409 is 904413.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 904413 = 3 ⋅301471.

It is not a de Polignac number, because 314409 - 2¹ = 314407 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 314409.

It is not an unprimeable number, because it can be changed into a prime (314401) 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, 52399 + ... + 52404.

It is an arithmetic number, because the mean of its divisors is an integer number (104804).

2³¹⁴⁴⁰⁹ is an apocalyptic number.

It is an amenable number.

314409 is a deficient number, since it is larger than the sum of its proper divisors (104807).

314409 is a wasteful number, since it uses less digits than its factorization.

314409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104806.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 314409 is about 560.7218561818. The cubic root of 314409 is about 67.9983419434.

The spelling of 314409 in words is "three hundred fourteen thousand, four hundred nine".