6678958 has 32 divisors (see below), whose sum is σ = 11928672. Its totient is φ = 2787840.

The previous prime is 6678929. The next prime is 6678967. The reversal of 6678958 is 8598766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34510 + ... + 34702.

It is an arithmetic number, because the mean of its divisors is an integer number (372771).

Almost surely, 2^6678958 is an apocalyptic number.

6678958 is a deficient number, since it is larger than the sum of its proper divisors (5249714).

6678958 is a wasteful number, since it uses less digits than its factorization.

6678958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241 (or 219 counting only the distinct ones).

The product of its digits is 725760, while the sum is 49.

The square root of 6678958 is about 2584.3680078503. The cubic root of 6678958 is about 188.3228006396.

The spelling of 6678958 in words is "six million, six hundred seventy-eight thousand, nine hundred fifty-eight".