100272166 has 16 divisors (see below), whose sum is σ = 157811328. Its totient is φ = 47721600.

The previous prime is 100272163. The next prime is 100272167. The reversal of 100272166 is 661272001.

It is a self number, because there is not a number n which added to its sum of digits gives 100272166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100272163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9475 + ... + 17038.

It is an arithmetic number, because the mean of its divisors is an integer number (9863208).

Almost surely, 2^100272166 is an apocalyptic number.

100272166 is a deficient number, since it is larger than the sum of its proper divisors (57539162).

100272166 is a wasteful number, since it uses less digits than its factorization.

100272166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26607.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 100272166 is about 10013.5990532875. The cubic root of 100272166 is about 464.5795961349.

The spelling of 100272166 in words is "one hundred million, two hundred seventy-two thousand, one hundred sixty-six".