6988167 has 16 divisors (see below), whose sum is σ = 10510080. Its totient is φ = 4588056.

The previous prime is 6988141. The next prime is 6988169. The reversal of 6988167 is 7618896.

It is a happy number.

It is not a de Polignac number, because 6988167 - 2⁷ = 6988039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6988169) 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 15 ways as a sum of consecutive naturals, for example, 123 + ... + 3740.

It is an arithmetic number, because the mean of its divisors is an integer number (656880).

Almost surely, 2^6988167 is an apocalyptic number.

6988167 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

6988167 is a deficient number, since it is larger than the sum of its proper divisors (3521913).

6988167 is a wasteful number, since it uses less digits than its factorization.

6988167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3939 (or 3933 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 6988167 is about 2643.5141384150. The cubic root of 6988167 is about 191.1852683660.

The spelling of 6988167 in words is "six million, nine hundred eighty-eight thousand, one hundred sixty-seven".