10556166 has 8 divisors (see below), whose sum is σ = 21112344. Its totient is φ = 3518720.

The previous prime is 10556141. The next prime is 10556171. The reversal of 10556166 is 66165501.

It is a sphenic number, since it is the product of 3 distinct primes.

10556166 is an admirable number.

It is a super-2 number, since 2×10556166² = 222865281239112, 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 in 3 ways as a sum of consecutive naturals, for example, 879675 + ... + 879686.

It is an arithmetic number, because the mean of its divisors is an integer number (2639043).

Almost surely, 2^10556166 is an apocalyptic number.

10556166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10556166 is a wasteful number, since it uses less digits than its factorization.

10556166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759366.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 10556166 is about 3249.0253923292. The cubic root of 10556166 is about 219.3657074334.

The spelling of 10556166 in words is "ten million, five hundred fifty-six thousand, one hundred sixty-six".