2112579838 has 8 divisors (see below), whose sum is σ = 3186573480. Its totient is φ = 1050388680.

The previous prime is 2112579823. The next prime is 2112579839. The reversal of 2112579838 is 8389752112.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112579839) 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, 2950173 + ... + 2950888.

It is an arithmetic number, because the mean of its divisors is an integer number (398321685).

Almost surely, 2^2112579838 is an apocalyptic number.

2112579838 is a deficient number, since it is larger than the sum of its proper divisors (1073993642).

2112579838 is a wasteful number, since it uses less digits than its factorization.

2112579838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5901242.

The product of its digits is 241920, while the sum is 46.

The square root of 2112579838 is about 45962.8092918612. The cubic root of 2112579838 is about 1283.1311360459.

The spelling of 2112579838 in words is "two billion, one hundred twelve million, five hundred seventy-nine thousand, eight hundred thirty-eight".