4821306 has 72 divisors (see below), whose sum is σ = 12104064. Its totient is φ = 1275120.

The previous prime is 4821293. The next prime is 4821317. The reversal of 4821306 is 6031284.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 155511 + ... + 155541.

It is an arithmetic number, because the mean of its divisors is an integer number (168112).

Almost surely, 2^4821306 is an apocalyptic number.

4821306 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4821306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6052032).

4821306 is an abundant number, since it is smaller than the sum of its proper divisors (7282758).

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

4821306 is a wasteful number, since it uses less digits than its factorization.

4821306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 4821306 is about 2195.7472532147. The cubic root of 4821306 is about 168.9357504682.

The spelling of 4821306 in words is "four million, eight hundred twenty-one thousand, three hundred six".