464681 has 4 divisors (see below), whose sum is σ = 531072. Its totient is φ = 398292.

The previous prime is 464663. The next prime is 464687. The reversal of 464681 is 186464.

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 464681 - 2⁶ = 464617 is a prime.

It is a super-2 number, since 2×464681² = 431856863522, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464687) 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, 33185 + ... + 33198.

It is an arithmetic number, because the mean of its divisors is an integer number (132768).

2⁴⁶⁴⁶⁸¹ is an apocalyptic number.

It is an amenable number.

464681 is a deficient number, since it is larger than the sum of its proper divisors (66391).

464681 is an equidigital number, since it uses as much as digits as its factorization.

464681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66390.

The product of its digits is 4608, while the sum is 29.

The square root of 464681 is about 681.6751425716. The cubic root of 464681 is about 77.4553888243.

The spelling of 464681 in words is "four hundred sixty-four thousand, six hundred eighty-one".