16632265 has 24 divisors (see below), whose sum is σ = 22300488. Its totient is φ = 11831040.

The previous prime is 16632257. The next prime is 16632311. The reversal of 16632265 is 56223661.

It can be written as a sum of positive squares in 4 ways, for example, as 399424 + 16232841 = 632^2 + 4029^2 .

It is not a de Polignac number, because 16632265 - 2³ = 16632257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 210496 + ... + 210574.

It is an arithmetic number, because the mean of its divisors is an integer number (929187).

Almost surely, 2^16632265 is an apocalyptic number.

It is an amenable number.

16632265 is a deficient number, since it is larger than the sum of its proper divisors (5668223).

16632265 is an equidigital number, since it uses as much as digits as its factorization.

16632265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217 (or 138 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 16632265 is about 4078.2674017283. The cubic root of 16632265 is about 255.2606075936.

The spelling of 16632265 in words is "sixteen million, six hundred thirty-two thousand, two hundred sixty-five".