4638282 has 32 divisors (see below), whose sum is σ = 10450944. Its totient is φ = 1359600.

The previous prime is 4638247. The next prime is 4638287. The reversal of 4638282 is 2828364.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (4638287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913 + ... + 3179.

It is an arithmetic number, because the mean of its divisors is an integer number (326592).

Almost surely, 2^4638282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4638282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5225472).

4638282 is an abundant number, since it is smaller than the sum of its proper divisors (5812662).

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

4638282 is a wasteful number, since it uses less digits than its factorization.

4638282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314.

The product of its digits is 18432, while the sum is 33.

The square root of 4638282 is about 2153.6671051952. The cubic root of 4638282 is about 166.7704304961.

It can be divided in two parts, 46382 and 82, that added together give a palindrome (46464).

The spelling of 4638282 in words is "four million, six hundred thirty-eight thousand, two hundred eighty-two".