10266669 has 40 divisors (see below), whose sum is σ = 18469440. Its totient is φ = 5552064.

The previous prime is 10266661. The next prime is 10266703. The reversal of 10266669 is 96666201.

It is a happy number.

It is not a de Polignac number, because 10266669 - 2³ = 10266661 is a prime.

It is a super-4 number, since 4×10266669⁴ (a number of 29 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10266661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10297 + ... + 11249.

It is an arithmetic number, because the mean of its divisors is an integer number (461736).

Almost surely, 2^10266669 is an apocalyptic number.

10266669 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

10266669 is a deficient number, since it is larger than the sum of its proper divisors (8202771).

10266669 is an equidigital number, since it uses as much as digits as its factorization.

10266669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 10266669 is about 3204.1643216290. The cubic root of 10266669 is about 217.3417636230.

The spelling of 10266669 in words is "ten million, two hundred sixty-six thousand, six hundred sixty-nine".