6998079 has 16 divisors (see below), whose sum is σ = 10249344. Its totient is φ = 4212000.

The previous prime is 6998063. The next prime is 6998087. The reversal of 6998079 is 9708996.

It is a happy number.

It is not a de Polignac number, because 6998079 - 2⁴ = 6998063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6998009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4729 + ... + 6029.

It is an arithmetic number, because the mean of its divisors is an integer number (640584).

Almost surely, 2^6998079 is an apocalyptic number.

6998079 is a deficient number, since it is larger than the sum of its proper divisors (3251265).

6998079 is a wasteful number, since it uses less digits than its factorization.

6998079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478.

The product of its (nonzero) digits is 244944, while the sum is 48.

The square root of 6998079 is about 2645.3882512781. The cubic root of 6998079 is about 191.2756179106.

It can be divided in two parts, 699 and 8079, that added together give a palindrome (8778).

The spelling of 6998079 in words is "six million, nine hundred ninety-eight thousand, seventy-nine".