2806373 has 2 divisors, whose sum is σ = 2806374. Its totient is φ = 2806372.

The previous prime is 2806369. The next prime is 2806379. The reversal of 2806373 is 3736082.

2806373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2765569 + 40804 = 1663^2 + 202^2 .

It is a cyclic number.

It is not a de Polignac number, because 2806373 - 2² = 2806369 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 8⁷ + 0 + 6⁵ + 3 + 7 + 3¹¹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2806379) by changing a digit.

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 as a sum of consecutive naturals, namely, 1403186 + 1403187.

It is an arithmetic number, because the mean of its divisors is an integer number (1403187).

2^2806373 is an apocalyptic number.

It is an amenable number.

2806373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2806373 is an equidigital number, since it uses as much as digits as its factorization.

2806373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 2806373 is about 1675.2232687018. The cubic root of 2806373 is about 141.0528279823.

The spelling of 2806373 in words is "two million, eight hundred six thousand, three hundred seventy-three".