2851873 has 2 divisors, whose sum is σ = 2851874. Its totient is φ = 2851872.

The previous prime is 2851867. The next prime is 2851879. The reversal of 2851873 is 3781582.

It is a balanced prime because it is at equal distance from previous prime (2851867) and next prime (2851879).

It can be written as a sum of positive squares in only one way, i.e., 2471184 + 380689 = 1572^2 + 617^2 .

It is a cyclic number.

It is not a de Polignac number, because 2851873 - 2⁵ = 2851841 is a prime.

It is not a weakly prime, because it can be changed into another prime (2851879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1425936 + 1425937.

It is an arithmetic number, because the mean of its divisors is an integer number (1425937).

2^2851873 is an apocalyptic number.

It is an amenable number.

2851873 is a deficient number, since it is larger than the sum of its proper divisors (1).

2851873 is an equidigital number, since it uses as much as digits as its factorization.

2851873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 34.

The square root of 2851873 is about 1688.7489452254. The cubic root of 2851873 is about 141.8110460394.

The spelling of 2851873 in words is "two million, eight hundred fifty-one thousand, eight hundred seventy-three".