100749966 has 8 divisors (see below), whose sum is σ = 201499944. Its totient is φ = 33583320.

The previous prime is 100749947. The next prime is 100749967. The reversal of 100749966 is 669947001.

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

100749966 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 Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100749967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8395825 + ... + 8395836.

It is an arithmetic number, because the mean of its divisors is an integer number (25187493).

Almost surely, 2^100749966 is an apocalyptic number.

100749966 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.

100749966 is a wasteful number, since it uses less digits than its factorization.

100749966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16791666.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 100749966 is about 10037.4282562816. The cubic root of 100749966 is about 465.3163392607.

The spelling of 100749966 in words is "one hundred million, seven hundred forty-nine thousand, nine hundred sixty-six".