2798395 has 4 divisors (see below), whose sum is σ = 3358080. Its totient is φ = 2238712.

The previous prime is 2798381. The next prime is 2798437. The reversal of 2798395 is 5938972.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2798395 - 2⁵ = 2798363 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 7⁶ + 9 + 8⁷ + 3⁵ + 9⁵ + 5 .

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 3 ways as a sum of consecutive naturals, for example, 279835 + ... + 279844.

It is an arithmetic number, because the mean of its divisors is an integer number (839520).

2^2798395 is an apocalyptic number.

2798395 is a deficient number, since it is larger than the sum of its proper divisors (559685).

2798395 is an equidigital number, since it uses as much as digits as its factorization.

2798395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559684.

The product of its digits is 136080, while the sum is 43.

The square root of 2798395 is about 1672.8403988426. The cubic root of 2798395 is about 140.9190387452.

The spelling of 2798395 in words is "two million, seven hundred ninety-eight thousand, three hundred ninety-five".