463809 has 16 divisors (see below), whose sum is σ = 665600. Its totient is φ = 286416.

The previous prime is 463807. The next prime is 463823. The reversal of 463809 is 908364.

It is not a de Polignac number, because 463809 - 2¹ = 463807 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 (463807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4452 + ... + 4554.

It is an arithmetic number, because the mean of its divisors is an integer number (41600).

2⁴⁶³⁸⁰⁹ is an apocalyptic number.

It is an amenable number.

463809 is a deficient number, since it is larger than the sum of its proper divisors (201791).

463809 is a wasteful number, since it uses less digits than its factorization.

463809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 463809 is about 681.0352413789. The cubic root of 463809 is about 77.4069086903.

The spelling of 463809 in words is "four hundred sixty-three thousand, eight hundred nine".