4644375 has 20 divisors (see below), whose sum is σ = 7741272. Its totient is φ = 2476000.

The previous prime is 4644371. The next prime is 4644377. The reversal of 4644375 is 5734464.

It is a happy number.

It is not a de Polignac number, because 4644375 - 2² = 4644371 is a prime.

It is a d-powerful number, because it can be written as 4⁸ + 6⁵ + 4⁹ + 4¹¹ + 3⁹ + 7⁵ + 5⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 637 + ... + 3113.

Almost surely, 2^4644375 is an apocalyptic number.

4644375 is a deficient number, since it is larger than the sum of its proper divisors (3096897).

4644375 is an equidigital number, since it uses as much as digits as its factorization.

4644375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500 (or 2485 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 4644375 is about 2155.0812049665. The cubic root of 4644375 is about 166.8434235868.

The spelling of 4644375 in words is "four million, six hundred forty-four thousand, three hundred seventy-five".