6998039 has 2 divisors, whose sum is σ = 6998040. Its totient is φ = 6998038.

The previous prime is 6998029. The next prime is 6998051. The reversal of 6998039 is 9308996.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6998039 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6998009) 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 as a sum of consecutive naturals, namely, 3499019 + 3499020.

It is an arithmetic number, because the mean of its divisors is an integer number (3499020).

Almost surely, 2^6998039 is an apocalyptic number.

6998039 is a deficient number, since it is larger than the sum of its proper divisors (1).

6998039 is an equidigital number, since it uses as much as digits as its factorization.

6998039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 6998039 is about 2645.3806909403. The cubic root of 6998039 is about 191.2752534753.

The spelling of 6998039 in words is "six million, nine hundred ninety-eight thousand, thirty-nine".