2798403 has 4 divisors (see below), whose sum is σ = 3731208. Its totient is φ = 1865600.

The previous prime is 2798381. The next prime is 2798437. The reversal of 2798403 is 3048972.

2798403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2798403 - 2¹⁴ = 2782019 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 7⁶ + 9 + 8⁷ + 4⁴ + 0 + 3¹⁰ .

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2798303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466398 + ... + 466403.

It is an arithmetic number, because the mean of its divisors is an integer number (932802).

2^2798403 is an apocalyptic number.

2798403 is a deficient number, since it is larger than the sum of its proper divisors (932805).

2798403 is an equidigital number, since it uses as much as digits as its factorization.

2798403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932804.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 2798403 is about 1672.8427899836. The cubic root of 2798403 is about 140.9191730307.

The spelling of 2798403 in words is "two million, seven hundred ninety-eight thousand, four hundred three".