2806459812 has 60 divisors (see below), whose sum is σ = 7901009116. Its totient is φ = 863524800.

The previous prime is 2806459811. The next prime is 2806459867. The reversal of 2806459812 is 2189546082.

2806459812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1608330816 + 1198128996 = 40104^2 + 34614^2 .

It is not an unprimeable number, because it can be changed into a prime (2806459811) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 328939 + ... + 337362.

Almost surely, 2^2806459812 is an apocalyptic number.

It is an amenable number.

2806459812 is an abundant number, since it is smaller than the sum of its proper divisors (5094549304).

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

2806459812 is a wasteful number, since it uses less digits than its factorization.

2806459812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666330 (or 666319 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 2806459812 is about 52976.0305421235. The cubic root of 2806459812 is about 1410.5428240425.

The spelling of 2806459812 in words is "two billion, eight hundred six million, four hundred fifty-nine thousand, eight hundred twelve".