6885738 has 12 divisors (see below), whose sum is σ = 14919138. Its totient is φ = 2295240.

The previous prime is 6885709. The next prime is 6885743. The reversal of 6885738 is 8375886.

It can be written as a sum of positive squares in only one way, i.e., 6185169 + 700569 = 2487^2 + 837^2 .

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6885693 and 6885702.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191253 + ... + 191288.

Almost surely, 2^6885738 is an apocalyptic number.

6885738 is an abundant number, since it is smaller than the sum of its proper divisors (8033400).

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

6885738 is a wasteful number, since it uses less digits than its factorization.

6885738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382549 (or 382546 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 6885738 is about 2624.0689777519. The cubic root of 6885738 is about 190.2465681567.

The spelling of 6885738 in words is "six million, eight hundred eighty-five thousand, seven hundred thirty-eight".