10266020 has 24 divisors (see below), whose sum is σ = 22142904. Its totient is φ = 3995136.

The previous prime is 10266017. The next prime is 10266041. The reversal of 10266020 is 2066201.

It can be written as a sum of positive squares in 4 ways, for example, as 2637376 + 7628644 = 1624^2 + 2762^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10266020.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6197 + ... + 7676.

It is an arithmetic number, because the mean of its divisors is an integer number (922621).

Almost surely, 2^10266020 is an apocalyptic number.

10266020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10266020 is an abundant number, since it is smaller than the sum of its proper divisors (11876884).

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

10266020 is a wasteful number, since it uses less digits than its factorization.

10266020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13919 (or 13917 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 10266020 is about 3204.0630455720. The cubic root of 10266020 is about 217.3371838261.

The spelling of 10266020 in words is "ten million, two hundred sixty-six thousand, twenty".