2298999 has 4 divisors (see below), whose sum is σ = 3065336. Its totient is φ = 1532664.

The previous prime is 2298983. The next prime is 2299001. The reversal of 2298999 is 9998922.

2298999 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 not a de Polignac number, because 2298999 - 2⁴ = 2298983 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 (2298949) 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, 383164 + ... + 383169.

It is an arithmetic number, because the mean of its divisors is an integer number (766334).

2^2298999 is an apocalyptic number.

2298999 is a deficient number, since it is larger than the sum of its proper divisors (766337).

2298999 is an equidigital number, since it uses as much as digits as its factorization.

2298999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766336.

The product of its digits is 209952, while the sum is 48.

The square root of 2298999 is about 1516.2450329680. The cubic root of 2298999 is about 131.9814597468.

It can be divided in two parts, 22989 and 99, that multiplied together give a triangular number (2275911 = T₂₁₃₃).

The spelling of 2298999 in words is "two million, two hundred ninety-eight thousand, nine hundred ninety-nine".