100426866 has 8 divisors (see below), whose sum is σ = 200853744. Its totient is φ = 33475620.

The previous prime is 100426849. The next prime is 100426877. The reversal of 100426866 is 668624001.

It is a happy number.

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

100426866 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8368900 + ... + 8368911.

It is an arithmetic number, because the mean of its divisors is an integer number (25106718).

Almost surely, 2^100426866 is an apocalyptic number.

100426866 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.

100426866 is a wasteful number, since it uses less digits than its factorization.

100426866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16737816.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 100426866 is about 10021.3205716612. The cubic root of 100426866 is about 464.8183913308.

The spelling of 100426866 in words is "one hundred million, four hundred twenty-six thousand, eight hundred sixty-six".