2878550 has 12 divisors (see below), whose sum is σ = 5354196. Its totient is φ = 1151400.

The previous prime is 2878543. The next prime is 2878573. The reversal of 2878550 is 558782.

It is a self number, because there is not a number n which added to its sum of digits gives 2878550.

It is a congruent number.

It is an unprimeable number.

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, 28736 + ... + 28835.

It is an arithmetic number, because the mean of its divisors is an integer number (446183).

2^2878550 is an apocalyptic number.

2878550 is a deficient number, since it is larger than the sum of its proper divisors (2475646).

2878550 is a wasteful number, since it uses less digits than its factorization.

2878550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57583 (or 57578 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 35.

The square root of 2878550 is about 1696.6290107151. The cubic root of 2878550 is about 142.2518508783.

The spelling of 2878550 in words is "two million, eight hundred seventy-eight thousand, five hundred fifty".