7884828 has 72 divisors (see below), whose sum is σ = 23167872. Its totient is φ = 2214432.

The previous prime is 7884827. The next prime is 7884841. The reversal of 7884828 is 8284887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7884823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16651 + ... + 17117.

It is an arithmetic number, because the mean of its divisors is an integer number (321776).

Almost surely, 2^7884828 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 7884828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11583936).

7884828 is an abundant number, since it is smaller than the sum of its proper divisors (15283044).

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

7884828 is a wasteful number, since it uses less digits than its factorization.

7884828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551 (or 546 counting only the distinct ones).

The product of its digits is 229376, while the sum is 45.

The square root of 7884828 is about 2807.9935897363. The cubic root of 7884828 is about 199.0355903786.

The spelling of 7884828 in words is "seven million, eight hundred eighty-four thousand, eight hundred twenty-eight".