464721 has 16 divisors (see below), whose sum is σ = 675840. Its totient is φ = 282960.

The previous prime is 464699. The next prime is 464741. The reversal of 464721 is 127464.

It is not a de Polignac number, because 464721 - 2¹¹ = 462673 is a prime.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 464691 and 464700.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 464721.

It is not an unprimeable number, because it can be changed into a prime (464741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1636 + ... + 1898.

It is an arithmetic number, because the mean of its divisors is an integer number (42240).

2⁴⁶⁴⁷²¹ is an apocalyptic number.

It is an amenable number.

464721 is a deficient number, since it is larger than the sum of its proper divisors (211119).

464721 is a wasteful number, since it uses less digits than its factorization.

464721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316.

The product of its digits is 1344, while the sum is 24.

The square root of 464721 is about 681.7044814287. The cubic root of 464721 is about 77.4576112282.

The spelling of 464721 in words is "four hundred sixty-four thousand, seven hundred twenty-one".