100365666 has 16 divisors (see below), whose sum is σ = 201304224. Its totient is φ = 33359744.

The previous prime is 100365653. The next prime is 100365689. The reversal of 100365666 is 666563001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21576 + ... + 25811.

It is an arithmetic number, because the mean of its divisors is an integer number (12581514).

Almost surely, 2^100365666 is an apocalyptic number.

100365666 is an abundant number, since it is smaller than the sum of its proper divisors (100938558).

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

100365666 is a wasteful number, since it uses less digits than its factorization.

100365666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47745.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 100365666 is about 10018.2666165360. The cubic root of 100365666 is about 464.7239522392.

The spelling of 100365666 in words is "one hundred million, three hundred sixty-five thousand, six hundred sixty-six".