100566016 has 88 divisors (see below), whose sum is σ = 218865240. Its totient is φ = 46006272.

The previous prime is 100566013. The next prime is 100566017. The reversal of 100566016 is 610665001.

It can be written as a sum of positive squares in 4 ways, for example, as 47334400 + 53231616 = 6880^2 + 7296^2 .

It is a super-2 number, since 2×100566016² = 20227047148224512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100566013) 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 7 ways as a sum of consecutive naturals, for example, 922570 + ... + 922678.

It is an arithmetic number, because the mean of its divisors is an integer number (2487105).

Almost surely, 2^100566016 is an apocalyptic number.

100566016 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 100566016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109432620).

100566016 is an abundant number, since it is smaller than the sum of its proper divisors (118299224).

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

100566016 is a wasteful number, since it uses less digits than its factorization.

100566016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 100566016 is about 10028.2608661722. The cubic root of 100566016 is about 465.0329741137.

The spelling of 100566016 in words is "one hundred million, five hundred sixty-six thousand, sixteen".