101856966 has 8 divisors (see below), whose sum is σ = 203713944. Its totient is φ = 33952320.

The previous prime is 101856959. The next prime is 101856971. The reversal of 101856966 is 669658101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

101856966 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8488075 + ... + 8488086.

It is an arithmetic number, because the mean of its divisors is an integer number (25464243).

Almost surely, 2^101856966 is an apocalyptic number.

101856966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

101856966 is a wasteful number, since it uses less digits than its factorization.

101856966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16976166.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 101856966 is about 10092.4212159422. The cubic root of 101856966 is about 467.0143713662.

The spelling of 101856966 in words is "one hundred one million, eight hundred fifty-six thousand, nine hundred sixty-six".