10204065 has 24 divisors (see below), whose sum is σ = 18457920. Its totient is φ = 5205024.

The previous prime is 10204031. The next prime is 10204067. The reversal of 10204065 is 56040201.

It is a happy number.

It is not a de Polignac number, because 10204065 - 2¹³ = 10195873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10204067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3895 + ... + 5964.

It is an arithmetic number, because the mean of its divisors is an integer number (769080).

Almost surely, 2^10204065 is an apocalyptic number.

10204065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10204065 is a deficient number, since it is larger than the sum of its proper divisors (8253855).

10204065 is a wasteful number, since it uses less digits than its factorization.

10204065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9893 (or 9890 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 10204065 is about 3194.3802215766. The cubic root of 10204065 is about 216.8990944282.

Adding to 10204065 its reverse (56040201), we get a palindrome (66244266).

The spelling of 10204065 in words is "ten million, two hundred four thousand, sixty-five".