100856944 has 10 divisors (see below), whose sum is σ = 195410360. Its totient is φ = 50428464.

The previous prime is 100856941. The next prime is 100856963. The reversal of 100856944 is 449658001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100856941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3151764 + ... + 3151795.

It is an arithmetic number, because the mean of its divisors is an integer number (19541036).

Almost surely, 2^100856944 is an apocalyptic number.

It is an amenable number.

100856944 is a deficient number, since it is larger than the sum of its proper divisors (94553416).

100856944 is an equidigital number, since it uses as much as digits as its factorization.

100856944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6303567 (or 6303561 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 100856944 is about 10042.7557970908. The cubic root of 100856944 is about 465.4809745624.

The spelling of 100856944 in words is "one hundred million, eight hundred fifty-six thousand, nine hundred forty-four".