100860816 has 240 divisors, whose sum is σ = 333044160. Its totient is φ = 26127360.

The previous prime is 100860791. The next prime is 100860821. The reversal of 100860816 is 618068001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1653426 + ... + 1653486.

It is an arithmetic number, because the mean of its divisors is an integer number (1387684).

Almost surely, 2^100860816 is an apocalyptic number.

100860816 is a gapful number since it is divisible by the number (16) 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 100860816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166522080).

100860816 is an abundant number, since it is smaller than the sum of its proper divisors (232183344).

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

100860816 is a wasteful number, since it uses less digits than its factorization.

100860816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 100860816 is about 10042.9485710124. The cubic root of 100860816 is about 465.4869312479.

The spelling of 100860816 in words is "one hundred million, eight hundred sixty thousand, eight hundred sixteen".