100226872 has 8 divisors (see below), whose sum is σ = 187925400. Its totient is φ = 50113432.

The previous prime is 100226827. The next prime is 100226873. The reversal of 100226872 is 278622001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 100226872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100226873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6264172 + ... + 6264187.

It is an arithmetic number, because the mean of its divisors is an integer number (23490675).

Almost surely, 2^100226872 is an apocalyptic number.

It is an amenable number.

100226872 is a deficient number, since it is larger than the sum of its proper divisors (87698528).

100226872 is a wasteful number, since it uses less digits than its factorization.

100226872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12528365 (or 12528361 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 100226872 is about 10011.3371734249. The cubic root of 100226872 is about 464.5096337573.

Adding to 100226872 its reverse (278622001), we get a palindrome (378848873).

The spelling of 100226872 in words is "one hundred million, two hundred twenty-six thousand, eight hundred seventy-two".