4638396 has 24 divisors (see below), whose sum is σ = 12369280. Its totient is φ = 1325232.

The previous prime is 4638377. The next prime is 4638397. The reversal of 4638396 is 6938364.

4638396 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4638397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27526 + ... + 27693.

Almost surely, 2^4638396 is an apocalyptic number.

It is an amenable number.

4638396 is an abundant number, since it is smaller than the sum of its proper divisors (7730884).

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

4638396 is a wasteful number, since it uses less digits than its factorization.

4638396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55233 (or 55231 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 4638396 is about 2153.6935715185. The cubic root of 4638396 is about 166.7717967831.

Subtracting 4638396 from its reverse (6938364), we obtain a cube (2299968 = 132³).

The spelling of 4638396 in words is "four million, six hundred thirty-eight thousand, three hundred ninety-six".