463609 has 4 divisors (see below), whose sum is σ = 467280. Its totient is φ = 459940.

The previous prime is 463579. The next prime is 463613. The reversal of 463609 is 906364.

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.

It is a cyclic number.

It is not a de Polignac number, because 463609 - 2¹¹ = 461561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (463649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1639 + ... + 1900.

It is an arithmetic number, because the mean of its divisors is an integer number (116820).

2⁴⁶³⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

463609 is a deficient number, since it is larger than the sum of its proper divisors (3671).

463609 is a wasteful number, since it uses less digits than its factorization.

463609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 463609 is about 680.8883902667. Note that the first 3 decimals coincide. The cubic root of 463609 is about 77.3957808284.

It can be divided in two parts, 46 and 3609, that added together give a triangular number (3655 = T₈₅).

The spelling of 463609 in words is "four hundred sixty-three thousand, six hundred nine".