28302833400 has 96 divisors (see below), whose sum is σ = 87833775600. Its totient is φ = 7539251200.

The previous prime is 28302833399. The next prime is 28302833423. The reversal of 28302833400 is 433820382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 539536 + ... + 589664.

Almost surely, 2^28302833400 is an apocalyptic number.

28302833400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28302833400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43916887800).

28302833400 is an abundant number, since it is smaller than the sum of its proper divisors (59530942200).

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

28302833400 is a wasteful number, since it uses less digits than its factorization.

28302833400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51089 (or 51080 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 28302833400 in words is "twenty-eight billion, three hundred two million, eight hundred thirty-three thousand, four hundred".