10686366 has 24 divisors (see below), whose sum is σ = 23502024. Its totient is φ = 3508560.

The previous prime is 10686359. The next prime is 10686391. The reversal of 10686366 is 66368601.

10686366 = 1633² + 1634² + ... + 1636².

10686366 is a `hidden beast` number, since 10 + 6 + 8 + 636 + 6 = 666.

It is a super-2 number, since 2×10686366² = 228396836571912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10686366.

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 11 ways as a sum of consecutive naturals, for example, 3225 + ... + 5636.

It is an arithmetic number, because the mean of its divisors is an integer number (979251).

Almost surely, 2^10686366 is an apocalyptic number.

10686366 is an abundant number, since it is smaller than the sum of its proper divisors (12815658).

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

10686366 is a wasteful number, since it uses less digits than its factorization.

10686366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8936 (or 8933 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 10686366 is about 3269.0007647598. Note that the first 3 decimals coincide. The cubic root of 10686366 is about 220.2639119349.

It can be divided in two parts, 106863 and 66, that added together give a square (106929 = 327²).

The spelling of 10686366 in words is "ten million, six hundred eighty-six thousand, three hundred sixty-six".