4217579828 has 96 divisors (see below), whose sum is σ = 9862207488. Its totient is φ = 1529193600.

The previous prime is 4217579809. The next prime is 4217579893. The reversal of 4217579828 is 8289757124.

It is a self number, because there is not a number n which added to its sum of digits gives 4217579828.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254063 + ... + 270153.

It is an arithmetic number, because the mean of its divisors is an integer number (102731328).

Almost surely, 2^4217579828 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 4217579828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4931103744).

4217579828 is an abundant number, since it is smaller than the sum of its proper divisors (5644627660).

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

4217579828 is a wasteful number, since it uses less digits than its factorization.

4217579828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16173 (or 16171 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 53.

The square root of 4217579828 is about 64942.8966708446. The cubic root of 4217579828 is about 1615.6766076111.

The spelling of 4217579828 in words is "four billion, two hundred seventeen million, five hundred seventy-nine thousand, eight hundred twenty-eight".