2878093 has 2 divisors, whose sum is σ = 2878094. Its totient is φ = 2878092.

The previous prime is 2878067. The next prime is 2878123. The reversal of 2878093 is 3908782.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1790244 + 1087849 = 1338^2 + 1043^2 .

It is a cyclic number.

It is not a de Polignac number, because 2878093 - 2¹³ = 2869901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2878003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1439046 + 1439047.

It is an arithmetic number, because the mean of its divisors is an integer number (1439047).

2^2878093 is an apocalyptic number.

It is an amenable number.

2878093 is a deficient number, since it is larger than the sum of its proper divisors (1).

2878093 is an equidigital number, since it uses as much as digits as its factorization.

2878093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 2878093 is about 1696.4943265452. The cubic root of 2878093 is about 142.2443224888.

The spelling of 2878093 in words is "two million, eight hundred seventy-eight thousand, ninety-three".