16065265 has 8 divisors (see below), whose sum is σ = 19594728. Its totient is φ = 12641280.

The previous prime is 16065253. The next prime is 16065271. The reversal of 16065265 is 56256061.

It can be written as a sum of positive squares in 4 ways, for example, as 9216 + 16056049 = 96^2 + 4007^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16065265 - 2²¹ = 13968113 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 26032 + ... + 26641.

It is an arithmetic number, because the mean of its divisors is an integer number (2449341).

Almost surely, 2^16065265 is an apocalyptic number.

It is an amenable number.

16065265 is a deficient number, since it is larger than the sum of its proper divisors (3529463).

16065265 is an equidigital number, since it uses as much as digits as its factorization.

16065265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52739.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 16065265 is about 4008.1498225491. The cubic root of 16065265 is about 252.3263649565.

The spelling of 16065265 in words is "sixteen million, sixty-five thousand, two hundred sixty-five".