10686688 has 12 divisors (see below), whose sum is σ = 21039480. Its totient is φ = 5343328.

The previous prime is 10686677. The next prime is 10686713. The reversal of 10686688 is 88668601.

It is a happy number.

It is a super-2 number, since 2×10686688² = 228410600818688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166948 + ... + 167011.

It is an arithmetic number, because the mean of its divisors is an integer number (1753290).

Almost surely, 2^10686688 is an apocalyptic number.

It is an amenable number.

10686688 is a deficient number, since it is larger than the sum of its proper divisors (10352792).

10686688 is an equidigital number, since it uses as much as digits as its factorization.

10686688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333969 (or 333961 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 10686688 is about 3269.0500149126. The cubic root of 10686688 is about 220.2661242325.

The spelling of 10686688 in words is "ten million, six hundred eighty-six thousand, six hundred eighty-eight".