463691 has 4 divisors (see below), whose sum is σ = 468384. Its totient is φ = 459000.

The previous prime is 463679. The next prime is 463693. The reversal of 463691 is 196364.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 463691 - 2⁶ = 463627 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 463691.

It is not an unprimeable number, because it can be changed into a prime (463693) 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, 2195 + ... + 2396.

It is an arithmetic number, because the mean of its divisors is an integer number (117096).

2⁴⁶³⁶⁹¹ is an apocalyptic number.

463691 is a deficient number, since it is larger than the sum of its proper divisors (4693).

463691 is a wasteful number, since it uses less digits than its factorization.

463691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4692.

The product of its digits is 3888, while the sum is 29.

The square root of 463691 is about 680.9486030531. The cubic root of 463691 is about 77.4003436388.

The spelling of 463691 in words is "four hundred sixty-three thousand, six hundred ninety-one".