2998311 has 4 divisors (see below), whose sum is σ = 3997752. Its totient is φ = 1998872.

The previous prime is 2998301. The next prime is 2998313. The reversal of 2998311 is 1138992.

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 2998311 - 2⁵ = 2998279 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2998313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499716 + ... + 499721.

It is an arithmetic number, because the mean of its divisors is an integer number (999438).

2^2998311 is an apocalyptic number.

2998311 is a deficient number, since it is larger than the sum of its proper divisors (999441).

2998311 is an equidigital number, since it uses as much as digits as its factorization.

2998311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999440.

The product of its digits is 3888, while the sum is 33.

The square root of 2998311 is about 1731.5631666214. The cubic root of 2998311 is about 144.1978857328.

The spelling of 2998311 in words is "two million, nine hundred ninety-eight thousand, three hundred eleven".