2086942128 has 40 divisors (see below), whose sum is σ = 5505980928. Its totient is φ = 680845632.

The previous prime is 2086942073. The next prime is 2086942129. The reversal of 2086942128 is 8212496802.

It is a self number, because there is not a number n which added to its sum of digits gives 2086942128.

It is not an unprimeable number, because it can be changed into a prime (2086942129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460276 + ... + 464787.

Almost surely, 2^2086942128 is an apocalyptic number.

It is an amenable number.

2086942128 is an abundant number, since it is smaller than the sum of its proper divisors (3419038800).

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

2086942128 is a wasteful number, since it uses less digits than its factorization.

2086942128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925121 (or 925115 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 2086942128 is about 45683.0617187596. The cubic root of 2086942128 is about 1277.9194161586.

The spelling of 2086942128 in words is "two billion, eighty-six million, nine hundred forty-two thousand, one hundred twenty-eight".