464891 has 4 divisors (see below), whose sum is σ = 531312. Its totient is φ = 398472.

The previous prime is 464879. The next prime is 464897. The reversal of 464891 is 198464.

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 464891 - 2¹⁰ = 463867 is a prime.

It is a super-2 number, since 2×464891² = 432247283762, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (464897) 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, 33200 + ... + 33213.

It is an arithmetic number, because the mean of its divisors is an integer number (132828).

2⁴⁶⁴⁸⁹¹ is an apocalyptic number.

464891 is a deficient number, since it is larger than the sum of its proper divisors (66421).

464891 is an equidigital number, since it uses as much as digits as its factorization.

464891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66420.

The product of its digits is 6912, while the sum is 32.

The square root of 464891 is about 681.8291574874. The cubic root of 464891 is about 77.4670550225.

The spelling of 464891 in words is "four hundred sixty-four thousand, eight hundred ninety-one".