2064806842 has 32 divisors (see below), whose sum is σ = 3750582528. Its totient is φ = 832263936.

The previous prime is 2064806839. The next prime is 2064806857. The reversal of 2064806842 is 2486084602.

It is a junction number, because it is equal to n+sod(n) for n = 2064806795 and 2064806804.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 494628 + ... + 498784.

It is an arithmetic number, because the mean of its divisors is an integer number (117205704).

Almost surely, 2^2064806842 is an apocalyptic number.

2064806842 is a deficient number, since it is larger than the sum of its proper divisors (1685775686).

2064806842 is a wasteful number, since it uses less digits than its factorization.

2064806842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6270.

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 2064806842 is about 45440.1457083931. The cubic root of 2064806842 is about 1273.3852359687.

The spelling of 2064806842 in words is "two billion, sixty-four million, eight hundred six thousand, eight hundred forty-two".