464664247 has 16 divisors (see below), whose sum is σ = 518767200. Its totient is φ = 413614080.

The previous prime is 464664203. The next prime is 464664253. The reversal of 464664247 is 742466464.

It is not a de Polignac number, because 464664247 - 2¹¹ = 464662199 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 (464664287) 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, 329079 + ... + 330487.

It is an arithmetic number, because the mean of its divisors is an integer number (32422950).

Almost surely, 2^464664247 is an apocalyptic number.

464664247 is a deficient number, since it is larger than the sum of its proper divisors (54102953).

464664247 is a wasteful number, since it uses less digits than its factorization.

464664247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466.

The product of its digits is 774144, while the sum is 43.

The square root of 464664247 is about 21556.0721607625. The cubic root of 464664247 is about 774.5445798804.

The spelling of 464664247 in words is "four hundred sixty-four million, six hundred sixty-four thousand, two hundred forty-seven".