466721 has 4 divisors (see below), whose sum is σ = 471444. Its totient is φ = 462000.

The previous prime is 466717. The next prime is 466723. The reversal of 466721 is 127664.

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

It can be written as a sum of positive squares in 2 ways, for example, as 336400 + 130321 = 580^2 + 361^2 .

It is a cyclic number.

It is not a de Polignac number, because 466721 - 2² = 466717 is a prime.

It is an Ulam number.

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 (466723) 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, 2210 + ... + 2411.

It is an arithmetic number, because the mean of its divisors is an integer number (117861).

2⁴⁶⁶⁷²¹ is an apocalyptic number.

It is an amenable number.

466721 is a deficient number, since it is larger than the sum of its proper divisors (4723).

466721 is a wasteful number, since it uses less digits than its factorization.

466721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4722.

The product of its digits is 2016, while the sum is 26.

The square root of 466721 is about 683.1698178345. The cubic root of 466721 is about 77.5685692139.

The spelling of 466721 in words is "four hundred sixty-six thousand, seven hundred twenty-one".