100249886 has 8 divisors (see below), whose sum is σ = 164045304. Its totient is φ = 45568120.

The previous prime is 100249883. The next prime is 100249907. The reversal of 100249886 is 688942001.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100249883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2278385 + ... + 2278428.

It is an arithmetic number, because the mean of its divisors is an integer number (20505663).

Almost surely, 2^100249886 is an apocalyptic number.

100249886 is a deficient number, since it is larger than the sum of its proper divisors (63795418).

100249886 is a wasteful number, since it uses less digits than its factorization.

100249886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4556826.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 100249886 is about 10012.4865043604. The cubic root of 100249886 is about 464.5451844580.

The spelling of 100249886 in words is "one hundred million, two hundred forty-nine thousand, eight hundred eighty-six".