2136326838 has 16 divisors (see below), whose sum is σ = 4280143296. Its totient is φ = 710860680.

The previous prime is 2136326749. The next prime is 2136326887. The reversal of 2136326838 is 8386236312.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2136326838.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308356 + ... + 315207.

It is an arithmetic number, because the mean of its divisors is an integer number (267508956).

Almost surely, 2^2136326838 is an apocalyptic number.

2136326838 is an abundant number, since it is smaller than the sum of its proper divisors (2143816458).

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

2136326838 is a wasteful number, since it uses less digits than its factorization.

2136326838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624139.

The product of its digits is 248832, while the sum is 42.

The square root of 2136326838 is about 46220.4158137938. The cubic root of 2136326838 is about 1287.9210224293.

The spelling of 2136326838 in words is "two billion, one hundred thirty-six million, three hundred twenty-six thousand, eight hundred thirty-eight".