4638368 has 24 divisors (see below), whose sum is σ = 10436832. Its totient is φ = 1987776.

The previous prime is 4638353. The next prime is 4638377. The reversal of 4638368 is 8638364.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10130 + ... + 10577.

It is an arithmetic number, because the mean of its divisors is an integer number (434868).

Almost surely, 2^4638368 is an apocalyptic number.

It is an amenable number.

4638368 is an abundant number, since it is smaller than the sum of its proper divisors (5798464).

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

4638368 is a wasteful number, since it uses less digits than its factorization.

4638368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20724 (or 20716 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 4638368 is about 2153.6870710482. The cubic root of 4638368 is about 166.7714612059.

The spelling of 4638368 in words is "four million, six hundred thirty-eight thousand, three hundred sixty-eight".