2851012 has 12 divisors (see below), whose sum is σ = 5004076. Its totient is φ = 1421280.

The previous prime is 2851001. The next prime is 2851049. The reversal of 2851012 is 2101582.

It can be written as a sum of positive squares in 2 ways, for example, as 367236 + 2483776 = 606^2 + 1576^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 838 + ... + 2530.

2^2851012 is an apocalyptic number.

It is an amenable number.

2851012 is a deficient number, since it is larger than the sum of its proper divisors (2153064).

2851012 is a wasteful number, since it uses less digits than its factorization.

2851012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118 (or 2116 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 2851012 is about 1688.4940035428. The cubic root of 2851012 is about 141.7967733608.

Adding to 2851012 its reverse (2101582), we get a palindrome (4952594).

It can be divided in two parts, 285 and 1012, that multiplied together give a triangular number (288420 = T₇₅₉).

The spelling of 2851012 in words is "two million, eight hundred fifty-one thousand, twelve".