100091994 has 24 divisors (see below), whose sum is σ = 206861760. Its totient is φ = 32285880.

The previous prime is 100091987. The next prime is 100092017. The reversal of 100091994 is 499190001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2914 + ... + 14445.

It is an arithmetic number, because the mean of its divisors is an integer number (8619240).

Almost surely, 2^100091994 is an apocalyptic number.

100091994 is an abundant number, since it is smaller than the sum of its proper divisors (106769766).

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

100091994 is a wasteful number, since it uses less digits than its factorization.

100091994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17426 (or 17395 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 100091994 is about 10004.5986426243. The cubic root of 100091994 is about 464.3011725121.

The spelling of 100091994 in words is "one hundred million, ninety-one thousand, nine hundred ninety-four".