2100442408 has 16 divisors (see below), whose sum is σ = 4022124480. Its totient is φ = 1027875888.

The previous prime is 2100442403. The next prime is 2100442427. The reversal of 2100442408 is 8042440012.

It is not an unprimeable number, because it can be changed into a prime (2100442403) 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, 2792766 + ... + 2793517.

It is an arithmetic number, because the mean of its divisors is an integer number (251382780).

Almost surely, 2^2100442408 is an apocalyptic number.

It is an amenable number.

2100442408 is a deficient number, since it is larger than the sum of its proper divisors (1921682072).

2100442408 is a wasteful number, since it uses less digits than its factorization.

2100442408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5586336 (or 5586332 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 2100442408 is about 45830.5837623742. The cubic root of 2100442408 is about 1280.6690854141.

The spelling of 2100442408 in words is "two billion, one hundred million, four hundred forty-two thousand, four hundred eight".