10409265 has 12 divisors (see below), whose sum is σ = 18042804. Its totient is φ = 5551584.

The previous prime is 10409249. The next prime is 10409297. The reversal of 10409265 is 56290401.

It can be written as a sum of positive squares in 2 ways, for example, as 5948721 + 4460544 = 2439^2 + 2112^2 .

It is not a de Polignac number, because 10409265 - 2⁴ = 10409249 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 115614 + ... + 115703.

It is an arithmetic number, because the mean of its divisors is an integer number (1503567).

Almost surely, 2^10409265 is an apocalyptic number.

10409265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10409265 is a deficient number, since it is larger than the sum of its proper divisors (7633539).

10409265 is a wasteful number, since it uses less digits than its factorization.

10409265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231328 (or 231325 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 10409265 is about 3226.3392568048. The cubic root of 10409265 is about 218.3433763161.

Adding to 10409265 its reverse (56290401), we get a palindrome (66699666).

The spelling of 10409265 in words is "ten million, four hundred nine thousand, two hundred sixty-five".