102844788 has 48 divisors (see below), whose sum is σ = 252504000. Its totient is φ = 32531968.

The previous prime is 102844787. The next prime is 102844831. The reversal of 102844788 is 887448201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102844783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18028 + ... + 23036.

It is an arithmetic number, because the mean of its divisors is an integer number (5260500).

Almost surely, 2^102844788 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 102844788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126252000).

102844788 is an abundant number, since it is smaller than the sum of its proper divisors (149659212).

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

102844788 is a wasteful number, since it uses less digits than its factorization.

102844788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5104 (or 5102 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 42.

The square root of 102844788 is about 10141.2419357789. The cubic root of 102844788 is about 468.5192388794.

The spelling of 102844788 in words is "one hundred two million, eight hundred forty-four thousand, seven hundred eighty-eight".