4828638 has 32 divisors (see below), whose sum is σ = 9999360. Its totient is φ = 1553760.

The previous prime is 4828631. The next prime is 4828661. The reversal of 4828638 is 8368284.

4828638 = T₃₆₇ + T₃₆₈ + ... + T₄₂₇.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 4828596 and 4828605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4828631) 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, 28831 + ... + 28997.

It is an arithmetic number, because the mean of its divisors is an integer number (312480).

Almost surely, 2^4828638 is an apocalyptic number.

4828638 is an abundant number, since it is smaller than the sum of its proper divisors (5170722).

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

4828638 is a wasteful number, since it uses less digits than its factorization.

4828638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312.

The product of its digits is 73728, while the sum is 39.

The square root of 4828638 is about 2197.4162100067. The cubic root of 4828638 is about 169.0213434290.

The spelling of 4828638 in words is "four million, eight hundred twenty-eight thousand, six hundred thirty-eight".