2851204 has 12 divisors (see below), whose sum is σ = 5046300. Its totient is φ = 1409408.

The previous prime is 2851187. The next prime is 2851231. The reversal of 2851204 is 4021582.

It can be written as a sum of positive squares in 2 ways, for example, as 1166400 + 1684804 = 1080^2 + 1298^2 .

It is a congruent number.

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, 3649 + ... + 4360.

It is an arithmetic number, because the mean of its divisors is an integer number (420525).

2^2851204 is an apocalyptic number.

It is an amenable number.

2851204 is a deficient number, since it is larger than the sum of its proper divisors (2195096).

2851204 is a wasteful number, since it uses less digits than its factorization.

2851204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8102 (or 8100 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 2851204 is about 1688.5508579844. The cubic root of 2851204 is about 141.7999563673.

Adding to 2851204 its reverse (4021582), we get a palindrome (6872786).

The spelling of 2851204 in words is "two million, eight hundred fifty-one thousand, two hundred four".