466781 has 4 divisors (see below), whose sum is σ = 533472. Its totient is φ = 400092.

The previous prime is 466777. The next prime is 466787. The reversal of 466781 is 187664.

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 not a de Polignac number, because 466781 - 2² = 466777 is a prime.

It is a super-2 number, since 2×466781² = 435769003922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33335 + ... + 33348.

It is an arithmetic number, because the mean of its divisors is an integer number (133368).

2⁴⁶⁶⁷⁸¹ is an apocalyptic number.

It is an amenable number.

466781 is a deficient number, since it is larger than the sum of its proper divisors (66691).

466781 is an equidigital number, since it uses as much as digits as its factorization.

466781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66690.

The product of its digits is 8064, while the sum is 32.

The square root of 466781 is about 683.2137293702. The cubic root of 466781 is about 77.5718930518.

The spelling of 466781 in words is "four hundred sixty-six thousand, seven hundred eighty-one".