464682213 has 6 divisors (see below), whose sum is σ = 671207654. Its totient is φ = 309788136.

The previous prime is 464682191. The next prime is 464682269. The reversal of 464682213 is 312286464.

464682213 is a `hidden beast` number, since 4 + 646 + 8 + 2 + 2 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 295083684 + 169598529 = 17178^2 + 13023^2 .

It is not a de Polignac number, because 464682213 - 2¹⁸ = 464420069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464682293) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25815670 + ... + 25815687.

Almost surely, 2^464682213 is an apocalyptic number.

It is an amenable number.

464682213 is a deficient number, since it is larger than the sum of its proper divisors (206525441).

464682213 is a wasteful number, since it uses less digits than its factorization.

464682213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51631363 (or 51631360 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 464682213 is about 21556.4888838605. The cubic root of 464682213 is about 774.5545622054.

The spelling of 464682213 in words is "four hundred sixty-four million, six hundred eighty-two thousand, two hundred thirteen".