2806320136 has 16 divisors (see below), whose sum is σ = 5431587840. Its totient is φ = 1357896720.

The previous prime is 2806320113. The next prime is 2806320149. The reversal of 2806320136 is 6310236082.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 2806320098 and 2806320107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5657656 + ... + 5658151.

It is an arithmetic number, because the mean of its divisors is an integer number (339474240).

Almost surely, 2^2806320136 is an apocalyptic number.

It is an amenable number.

2806320136 is a deficient number, since it is larger than the sum of its proper divisors (2625267704).

2806320136 is a wasteful number, since it uses less digits than its factorization.

2806320136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11315844 (or 11315840 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 2806320136 is about 52974.7122314034. The cubic root of 2806320136 is about 1410.5194230010.

The spelling of 2806320136 in words is "two billion, eight hundred six million, three hundred twenty thousand, one hundred thirty-six".