2100644094 has 8 divisors (see below), whose sum is σ = 4201288200. Its totient is φ = 700214696.

The previous prime is 2100644089. The next prime is 2100644101. The reversal of 2100644094 is 4904460012.

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

2100644094 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175053669 + ... + 175053680.

It is an arithmetic number, because the mean of its divisors is an integer number (525161025).

Almost surely, 2^2100644094 is an apocalyptic number.

2100644094 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.

2100644094 is a wasteful number, since it uses less digits than its factorization.

2100644094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350107354.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 2100644094 is about 45832.7840524662. The cubic root of 2100644094 is about 1280.7100743596.

The spelling of 2100644094 in words is "two billion, one hundred million, six hundred forty-four thousand, ninety-four".