4718644 has 12 divisors (see below), whose sum is σ = 9437344. Its totient is φ = 2022264.

The previous prime is 4718627. The next prime is 4718653. The reversal of 4718644 is 4468174.

4718644 is an admirable number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 4⁹ + 7 + 1 + 8 + 6² + 4⁹ + 4¹¹ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84234 + ... + 84289.

Almost surely, 2^4718644 is an apocalyptic number.

It is an amenable number.

4718644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4718644 is a wasteful number, since it uses less digits than its factorization.

4718644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168534 (or 168532 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 4718644 is about 2172.2440010275. The cubic root of 4718644 is about 167.7280653592.

The spelling of 4718644 in words is "four million, seven hundred eighteen thousand, six hundred forty-four".