2858804 has 18 divisors (see below), whose sum is σ = 5418630. Its totient is φ = 1319136.

The previous prime is 2858803. The next prime is 2858819. The reversal of 2858804 is 4088582.

It can be written as a sum of positive squares in 3 ways, for example, as 362404 + 2496400 = 602^2 + 1580^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2858803) 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 in 5 ways as a sum of consecutive naturals, for example, 1439 + ... + 2790.

It is an arithmetic number, because the mean of its divisors is an integer number (301035).

2^2858804 is an apocalyptic number.

It is an amenable number.

2858804 is a deficient number, since it is larger than the sum of its proper divisors (2559826).

2858804 is a wasteful number, since it uses less digits than its factorization.

2858804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4259 (or 4244 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 35.

The square root of 2858804 is about 1690.7998107405. The cubic root of 2858804 is about 141.9258357678.

The spelling of 2858804 in words is "two million, eight hundred fifty-eight thousand, eight hundred four".