2804836 has 6 divisors (see below), whose sum is σ = 4908470. Its totient is φ = 1402416.

The previous prime is 2804833. The next prime is 2804839. The reversal of 2804836 is 6384082.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2804833) and next prime (2804839).

It can be written as a sum of positive squares in only one way, i.e., 2742336 + 62500 = 1656^2 + 250^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2804798 and 2804807.

It is not an unprimeable number, because it can be changed into a prime (2804831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350601 + ... + 350608.

2^2804836 is an apocalyptic number.

It is an amenable number.

2804836 is a deficient number, since it is larger than the sum of its proper divisors (2103634).

2804836 is a wasteful number, since it uses less digits than its factorization.

2804836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701213 (or 701211 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 2804836 is about 1674.7644610512. The cubic root of 2804836 is about 141.0270725811.

The spelling of 2804836 in words is "two million, eight hundred four thousand, eight hundred thirty-six".