2106838626 has 8 divisors (see below), whose sum is σ = 4213677264. Its totient is φ = 702279540.

The previous prime is 2106838589. The next prime is 2106838633. The reversal of 2106838626 is 6268386012.

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

2106838626 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 175569880 + ... + 175569891.

It is an arithmetic number, because the mean of its divisors is an integer number (526709658).

Almost surely, 2^2106838626 is an apocalyptic number.

2106838626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2106838626 is a wasteful number, since it uses less digits than its factorization.

2106838626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351139776.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 2106838626 is about 45900.3118290061. The cubic root of 2106838626 is about 1281.9677226077.

The spelling of 2106838626 in words is "two billion, one hundred six million, eight hundred thirty-eight thousand, six hundred twenty-six".