10556266 has 12 divisors (see below), whose sum is σ = 18419778. Its totient is φ = 4524072.

The previous prime is 10556239. The next prime is 10556279. The reversal of 10556266 is 66265501.

It can be written as a sum of positive squares in only one way, i.e., 9790641 + 765625 = 3129^2 + 875^2 .

It is a super-2 number, since 2×10556266² = 222869503725512, which contains 22 as substring.

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, 53761 + ... + 53956.

Almost surely, 2^10556266 is an apocalyptic number.

10556266 is a deficient number, since it is larger than the sum of its proper divisors (7863512).

10556266 is a wasteful number, since it uses less digits than its factorization.

10556266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107733 (or 107726 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 10556266 is about 3249.0407815231. The cubic root of 10556266 is about 219.3664001250.

The spelling of 10556266 in words is "ten million, five hundred fifty-six thousand, two hundred sixty-six".