2122981674 has 32 divisors (see below), whose sum is σ = 4719363264. Its totient is φ = 631188480.

The previous prime is 2122981667. The next prime is 2122981687. The reversal of 2122981674 is 4761892212.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299959 + ... + 306954.

It is an arithmetic number, because the mean of its divisors is an integer number (147480102).

Almost surely, 2^2122981674 is an apocalyptic number.

2122981674 is an abundant number, since it is smaller than the sum of its proper divisors (2596381590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2122981674 is a wasteful number, since it uses less digits than its factorization.

2122981674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606982.

The product of its digits is 96768, while the sum is 42.

The square root of 2122981674 is about 46075.8252666189. The cubic root of 2122981674 is about 1285.2336323166.

The spelling of 2122981674 in words is "two billion, one hundred twenty-two million, nine hundred eighty-one thousand, six hundred seventy-four".