100866426 has 8 divisors (see below), whose sum is σ = 201732864. Its totient is φ = 33622140.

The previous prime is 100866407. The next prime is 100866443. The reversal of 100866426 is 624668001.

It is a happy number.

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

100866426 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, 8405530 + ... + 8405541.

It is an arithmetic number, because the mean of its divisors is an integer number (25216608).

Almost surely, 2^100866426 is an apocalyptic number.

100866426 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.

100866426 is a wasteful number, since it uses less digits than its factorization.

100866426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16811076.

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

The square root of 100866426 is about 10043.2278675733. The cubic root of 100866426 is about 465.4955614023.

The spelling of 100866426 in words is "one hundred million, eight hundred sixty-six thousand, four hundred twenty-six".