6985650 has 48 divisors (see below), whose sum is σ = 19802304. Its totient is φ = 1596480.

The previous prime is 6985639. The next prime is 6985679. The reversal of 6985650 is 565896.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 6985599 and 6985608.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2277 + ... + 4376.

It is an arithmetic number, because the mean of its divisors is an integer number (412548).

Almost surely, 2^6985650 is an apocalyptic number.

6985650 is an abundant number, since it is smaller than the sum of its proper divisors (12816654).

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

6985650 is a wasteful number, since it uses less digits than its factorization.

6985650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6675 (or 6670 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 6985650 is about 2643.0380246981. The cubic root of 6985650 is about 191.1623118880.

The spelling of 6985650 in words is "six million, nine hundred eighty-five thousand, six hundred fifty".