2086728612 has 24 divisors (see below), whose sum is σ = 4881186912. Its totient is φ = 693840000.

The previous prime is 2086728593. The next prime is 2086728617. The reversal of 2086728612 is 2168276802.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2086728617) 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, 212014 + ... + 221637.

It is an arithmetic number, because the mean of its divisors is an integer number (203382788).

Almost surely, 2^2086728612 is an apocalyptic number.

It is an amenable number.

2086728612 is an abundant number, since it is smaller than the sum of its proper divisors (2794458300).

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

2086728612 is a wasteful number, since it uses less digits than its factorization.

2086728612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434059 (or 434057 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 2086728612 is about 45680.7247315539. The cubic root of 2086728612 is about 1277.8758331663.

The spelling of 2086728612 in words is "two billion, eighty-six million, seven hundred twenty-eight thousand, six hundred twelve".