2878599 has 4 divisors (see below), whose sum is σ = 3838136. Its totient is φ = 1919064.

The previous prime is 2878597. The next prime is 2878613. The reversal of 2878599 is 9958782.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2878599 - 2¹ = 2878597 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2878591) 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 3 ways as a sum of consecutive naturals, for example, 479764 + ... + 479769.

It is an arithmetic number, because the mean of its divisors is an integer number (959534).

2^2878599 is an apocalyptic number.

2878599 is a deficient number, since it is larger than the sum of its proper divisors (959537).

2878599 is an equidigital number, since it uses as much as digits as its factorization.

2878599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959536.

The product of its digits is 362880, while the sum is 48.

The square root of 2878599 is about 1696.6434510527. The cubic root of 2878599 is about 142.2526580325.

The spelling of 2878599 in words is "two million, eight hundred seventy-eight thousand, five hundred ninety-nine".