4638916 has 12 divisors (see below), whose sum is σ = 8471232. Its totient is φ = 2218568.

The previous prime is 4638911. The next prime is 4638937. The reversal of 4638916 is 6198364.

It is not an unprimeable number, because it can be changed into a prime (4638911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25120 + ... + 25303.

It is an arithmetic number, because the mean of its divisors is an integer number (705936).

Almost surely, 2^4638916 is an apocalyptic number.

4638916 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

4638916 is a deficient number, since it is larger than the sum of its proper divisors (3832316).

4638916 is a wasteful number, since it uses less digits than its factorization.

4638916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50450 (or 50448 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 4638916 is about 2153.8142909731. The cubic root of 4638916 is about 166.7780286855.

The spelling of 4638916 in words is "four million, six hundred thirty-eight thousand, nine hundred sixteen".