2112730774 has 32 divisors (see below), whose sum is σ = 3959269632. Its totient is φ = 821436000.

The previous prime is 2112730771. The next prime is 2112730787. The reversal of 2112730774 is 4770372112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112730771) 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, 61644 + ... + 89584.

It is an arithmetic number, because the mean of its divisors is an integer number (123727176).

Almost surely, 2^2112730774 is an apocalyptic number.

2112730774 is a deficient number, since it is larger than the sum of its proper divisors (1846538858).

2112730774 is a wasteful number, since it uses less digits than its factorization.

2112730774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28452.

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 2112730774 is about 45964.4511987253. The cubic root of 2112730774 is about 1283.1616936396.

The spelling of 2112730774 in words is "two billion, one hundred twelve million, seven hundred thirty thousand, seven hundred seventy-four".