4821504 has 80 divisors (see below), whose sum is σ = 13323552. Its totient is φ = 1548288.

The previous prime is 4821503. The next prime is 4821517. The reversal of 4821504 is 4051284.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (4821503) 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, 66012 + ... + 66084.

Almost surely, 2^4821504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4821504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6661776).

4821504 is an abundant number, since it is smaller than the sum of its proper divisors (8502048).

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

4821504 is an equidigital number, since it uses as much as digits as its factorization.

4821504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 4821504 is about 2195.7923399083. The cubic root of 4821504 is about 168.9380630381.

Adding to 4821504 its reverse (4051284), we get a palindrome (8872788).

The spelling of 4821504 in words is "four million, eight hundred twenty-one thousand, five hundred four".