2859404 has 6 divisors (see below), whose sum is σ = 5003964. Its totient is φ = 1429700.

The previous prime is 2859391. The next prime is 2859407. The reversal of 2859404 is 4049582.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2859407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357422 + ... + 357429.

It is an arithmetic number, because the mean of its divisors is an integer number (833994).

2^2859404 is an apocalyptic number.

It is an amenable number.

2859404 is a deficient number, since it is larger than the sum of its proper divisors (2144560).

2859404 is a wasteful number, since it uses less digits than its factorization.

2859404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714855 (or 714853 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 2859404 is about 1690.9772322536. The cubic root of 2859404 is about 141.9357641090.

The spelling of 2859404 in words is "two million, eight hundred fifty-nine thousand, four hundred four".