16293265 has 8 divisors (see below), whose sum is σ = 19604520. Its totient is φ = 12999552.

The previous prime is 16293239. The next prime is 16293271. The reversal of 16293265 is 56239261.

It can be written as a sum of positive squares in 4 ways, for example, as 3969 + 16289296 = 63^2 + 4036^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 16293265 - 2⁹ = 16292753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16293265.

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, 2244 + ... + 6133.

It is an arithmetic number, because the mean of its divisors is an integer number (2450565).

Almost surely, 2^16293265 is an apocalyptic number.

It is an amenable number.

16293265 is a deficient number, since it is larger than the sum of its proper divisors (3311255).

16293265 is an equidigital number, since it uses as much as digits as its factorization.

16293265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8771.

The product of its digits is 19440, while the sum is 34.

The square root of 16293265 is about 4036.4916697548. The cubic root of 16293265 is about 253.5144432455.

The spelling of 16293265 in words is "sixteen million, two hundred ninety-three thousand, two hundred sixty-five".