10090565 has 4 divisors (see below), whose sum is σ = 12108684. Its totient is φ = 8072448.

The previous prime is 10090523. The next prime is 10090567. The reversal of 10090565 is 56509001.

10090565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56509001 = 31 ⋅1822871.

It can be written as a sum of positive squares in 2 ways, for example, as 5536609 + 4553956 = 2353^2 + 2134^2 .

It is a cyclic number.

It is not a de Polignac number, because 10090565 - 2⁸ = 10090309 is a prime.

It is a super-3 number, since 3×10090565³ (a number of 22 digits) contains 333 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 (10090567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009052 + ... + 1009061.

It is an arithmetic number, because the mean of its divisors is an integer number (3027171).

Almost surely, 2^10090565 is an apocalyptic number.

It is an amenable number.

10090565 is a deficient number, since it is larger than the sum of its proper divisors (2018119).

10090565 is an equidigital number, since it uses as much as digits as its factorization.

10090565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018118.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 10090565 is about 3176.5649686414. The cubic root of 10090565 is about 216.0919033356.

Adding to 10090565 its reverse (56509001), we get a palindrome (66599566).

The spelling of 10090565 in words is "ten million, ninety thousand, five hundred sixty-five".