10005269 has 4 divisors (see below), whose sum is σ = 10019244. Its totient is φ = 9991296.

The previous prime is 10005263. The next prime is 10005277. The reversal of 10005269 is 96250001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96250001 = 41 ⋅2347561.

It can be written as a sum of positive squares in 2 ways, for example, as 5121169 + 4884100 = 2263^2 + 2210^2 .

It is a cyclic number.

It is not a de Polignac number, because 10005269 - 2⁸ = 10005013 is a prime.

It is a super-2 number, since 2×10005269² = 200210815524722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10005263) 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 3 ways as a sum of consecutive naturals, for example, 5852 + ... + 7365.

It is an arithmetic number, because the mean of its divisors is an integer number (2504811).

Almost surely, 2^10005269 is an apocalyptic number.

It is an amenable number.

10005269 is a deficient number, since it is larger than the sum of its proper divisors (13975).

10005269 is an equidigital number, since it uses as much as digits as its factorization.

10005269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13974.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 10005269 is about 3163.1106525065. The cubic root of 10005269 is about 215.4813014139.

The spelling of 10005269 in words is "ten million, five thousand, two hundred sixty-nine".