464660217 has 12 divisors (see below), whose sum is σ = 767058240. Its totient is φ = 265520088.

The previous prime is 464660213. The next prime is 464660239. The reversal of 464660217 is 712066464.

464660217 is a `hidden beast` number, since 4 + 6 + 46 + 602 + 1 + 7 = 666.

It is not a de Polignac number, because 464660217 - 2² = 464660213 is a prime.

It is not an unprimeable number, because it can be changed into a prime (464660213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3687717 + ... + 3687842.

It is an arithmetic number, because the mean of its divisors is an integer number (63921520).

Almost surely, 2^464660217 is an apocalyptic number.

It is an amenable number.

464660217 is a deficient number, since it is larger than the sum of its proper divisors (302398023).

464660217 is a wasteful number, since it uses less digits than its factorization.

464660217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7375572 (or 7375569 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 464660217 is about 21555.9786834187. The cubic root of 464660217 is about 774.5423406839.

The spelling of 464660217 in words is "four hundred sixty-four million, six hundred sixty thousand, two hundred seventeen".