2106939922 has 8 divisors (see below), whose sum is σ = 3168535500. Its totient is φ = 1050761424.

The previous prime is 2106939907. The next prime is 2106939937. The reversal of 2106939922 is 2299396012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2106939907) and next prime (2106939937).

It can be written as a sum of positive squares in 2 ways, for example, as 1594325041 + 512614881 = 39929^2 + 22641^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353297 + ... + 1354852.

Almost surely, 2^2106939922 is an apocalyptic number.

2106939922 is a deficient number, since it is larger than the sum of its proper divisors (1061595578).

2106939922 is a wasteful number, since it uses less digits than its factorization.

2106939922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708540.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 2106939922 is about 45901.4152505127. The cubic root of 2106939922 is about 1281.9882677853.

The spelling of 2106939922 in words is "two billion, one hundred six million, nine hundred thirty-nine thousand, nine hundred twenty-two".