2998997 has 2 divisors, whose sum is σ = 2998998. Its totient is φ = 2998996.

The previous prime is 2998991. The next prime is 2998999. The reversal of 2998997 is 7998992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2430481 + 568516 = 1559^2 + 754^2 .

It is a cyclic number.

It is not a de Polignac number, because 2998997 - 2⁴ = 2998981 is a prime.

Together with 2998999, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2998991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1499498 + 1499499.

It is an arithmetic number, because the mean of its divisors is an integer number (1499499).

2^2998997 is an apocalyptic number.

It is an amenable number.

2998997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2998997 is an equidigital number, since it uses as much as digits as its factorization.

2998997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 53.

The square root of 2998997 is about 1731.7612422040. The cubic root of 2998997 is about 144.2088821689.

The spelling of 2998997 in words is "two million, nine hundred ninety-eight thousand, nine hundred ninety-seven".