6985158 has 8 divisors (see below), whose sum is σ = 13970328. Its totient is φ = 2328384.

The previous prime is 6985157. The next prime is 6985159. The reversal of 6985158 is 8515896.

It is an interprime number because it is at equal distance from previous prime (6985157) and next prime (6985159).

It is a sphenic number, since it is the product of 3 distinct primes.

6985158 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6985157) 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, 582091 + ... + 582102.

It is an arithmetic number, because the mean of its divisors is an integer number (1746291).

Almost surely, 2^6985158 is an apocalyptic number.

6985158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6985158 is a wasteful number, since it uses less digits than its factorization.

6985158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164198.

The product of its digits is 86400, while the sum is 42.

The square root of 6985158 is about 2642.9449483483. The cubic root of 6985158 is about 191.1578239226.

The spelling of 6985158 in words is "six million, nine hundred eighty-five thousand, one hundred fifty-eight".