100091826 has 24 divisors (see below), whose sum is σ = 217963200. Its totient is φ = 33195096.

The previous prime is 100091819. The next prime is 100091843. The reversal of 100091826 is 628190001.

It is a self number, because there is not a number n which added to its sum of digits gives 100091826.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10390 + ... + 17553.

It is an arithmetic number, because the mean of its divisors is an integer number (9081800).

Almost surely, 2^100091826 is an apocalyptic number.

100091826 is an abundant number, since it is smaller than the sum of its proper divisors (117871374).

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

100091826 is a wasteful number, since it uses less digits than its factorization.

100091826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28150 (or 28147 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 100091826 is about 10004.5902464819. The cubic root of 100091826 is about 464.3009127423.

The spelling of 100091826 in words is "one hundred million, ninety-one thousand, eight hundred twenty-six".