4828821 has 8 divisors (see below), whose sum is σ = 6544224. Its totient is φ = 3166320.

The previous prime is 4828807. The next prime is 4828843. The reversal of 4828821 is 1288284.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4828821 - 2¹⁵ = 4796053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4828801) 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, 13011 + ... + 13376.

It is an arithmetic number, because the mean of its divisors is an integer number (818028).

Almost surely, 2^4828821 is an apocalyptic number.

It is an amenable number.

4828821 is a deficient number, since it is larger than the sum of its proper divisors (1715403).

4828821 is a wasteful number, since it uses less digits than its factorization.

4828821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26451.

The product of its digits is 8192, while the sum is 33.

The square root of 4828821 is about 2197.4578494251. The cubic root of 4828821 is about 169.0234786423.

The spelling of 4828821 in words is "four million, eight hundred twenty-eight thousand, eight hundred twenty-one".