100665882 has 32 divisors (see below), whose sum is σ = 224078400. Its totient is φ = 33498864.

The previous prime is 100665847. The next prime is 100665899. The reversal of 100665882 is 288566001.

It is a happy number.

100665882 is a `hidden beast` number, since 10 + 0 + 66 + 588 + 2 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41869 + ... + 44207.

It is an arithmetic number, because the mean of its divisors is an integer number (7002450).

Almost surely, 2^100665882 is an apocalyptic number.

100665882 is an abundant number, since it is smaller than the sum of its proper divisors (123412518).

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

100665882 is a wasteful number, since it uses less digits than its factorization.

100665882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3147 (or 3141 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 100665882 is about 10033.2388589129. The cubic root of 100665882 is about 465.1868551852.

The spelling of 100665882 in words is "one hundred million, six hundred sixty-five thousand, eight hundred eighty-two".