6866632 has 16 divisors (see below), whose sum is σ = 12943260. Its totient is φ = 3415104.

The previous prime is 6866621. The next prime is 6866633. The reversal of 6866632 is 2366686.

It can be written as a sum of positive squares in 2 ways, for example, as 4024036 + 2842596 = 2006^2 + 1686^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6866591 and 6866600.

It is not an unprimeable number, because it can be changed into a prime (6866633) 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, 603 + ... + 3754.

Almost surely, 2^6866632 is an apocalyptic number.

It is an amenable number.

6866632 is a deficient number, since it is larger than the sum of its proper divisors (6076628).

6866632 is a wasteful number, since it uses less digits than its factorization.

6866632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4560 (or 4556 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 6866632 is about 2620.4259195787. The cubic root of 6866632 is about 190.0704447926.

The spelling of 6866632 in words is "six million, eight hundred sixty-six thousand, six hundred thirty-two".