2878396 has 6 divisors (see below), whose sum is σ = 5037200. Its totient is φ = 1439196.

The previous prime is 2878391. The next prime is 2878397. The reversal of 2878396 is 6938782.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2878391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359796 + ... + 359803.

2^2878396 is an apocalyptic number.

It is an amenable number.

2878396 is a deficient number, since it is larger than the sum of its proper divisors (2158804).

2878396 is a wasteful number, since it uses less digits than its factorization.

2878396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719603 (or 719601 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 2878396 is about 1696.5836259967. The cubic root of 2878396 is about 142.2493140483.

The spelling of 2878396 in words is "two million, eight hundred seventy-eight thousand, three hundred ninety-six".