100844849 has 16 divisors (see below), whose sum is σ = 119207808. Its totient is φ = 83521152.

The previous prime is 100844813. The next prime is 100844851. The reversal of 100844849 is 948448001.

It is a cyclic number.

It is not a de Polignac number, because 100844849 - 2⁸ = 100844593 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100844879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22829 + ... + 26885.

It is an arithmetic number, because the mean of its divisors is an integer number (7450488).

Almost surely, 2^100844849 is an apocalyptic number.

It is an amenable number.

100844849 is a deficient number, since it is larger than the sum of its proper divisors (18362959).

100844849 is an equidigital number, since it uses as much as digits as its factorization.

100844849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184.

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 100844849 is about 10042.1536036848. The cubic root of 100844849 is about 465.4623666304.

The spelling of 100844849 in words is "one hundred million, eight hundred forty-four thousand, eight hundred forty-nine".