2789958922 has 4 divisors (see below), whose sum is σ = 4184938386. Its totient is φ = 1394979460.

The previous prime is 2789958889. The next prime is 2789958953. The reversal of 2789958922 is 2298599872.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2785833961 + 4124961 = 52781^2 + 2031^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697489729 + ... + 697489732.

Almost surely, 2^2789958922 is an apocalyptic number.

2789958922 is a deficient number, since it is larger than the sum of its proper divisors (1394979464).

2789958922 is a wasteful number, since it uses less digits than its factorization.

2789958922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394979463.

The product of its digits is 13063680, while the sum is 61.

The square root of 2789958922 is about 52820.0617379420. The cubic root of 2789958922 is about 1407.7729075494.

The spelling of 2789958922 in words is "two billion, seven hundred eighty-nine million, nine hundred fifty-eight thousand, nine hundred twenty-two".