16448265 has 40 divisors (see below), whose sum is σ = 31232520. Its totient is φ = 8252928.

The previous prime is 16448233. The next prime is 16448269. The reversal of 16448265 is 56284461.

16448265 is a `hidden beast` number, since 1 + 644 + 8 + 2 + 6 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1679616 + 14768649 = 1296^2 + 3843^2 .

It is not a de Polignac number, because 16448265 - 2⁵ = 16448233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16448269) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5691 + ... + 8079.

It is an arithmetic number, because the mean of its divisors is an integer number (780813).

Almost surely, 2^16448265 is an apocalyptic number.

16448265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16448265 is a deficient number, since it is larger than the sum of its proper divisors (14784255).

16448265 is a wasteful number, since it uses less digits than its factorization.

16448265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2423 (or 2414 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 16448265 is about 4055.6460644391. The cubic root of 16448265 is about 254.3158129677.

The spelling of 16448265 in words is "sixteen million, four hundred forty-eight thousand, two hundred sixty-five".