16682265 has 24 divisors (see below), whose sum is σ = 29020680. Its totient is φ = 8865024.

The previous prime is 16682257. The next prime is 16682269. The reversal of 16682265 is 56228661.

It can be written as a sum of positive squares in 4 ways, for example, as 328329 + 16353936 = 573^2 + 4044^2 .

It is not a de Polignac number, because 16682265 - 2³ = 16682257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16682269) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17029 + ... + 17981.

It is an arithmetic number, because the mean of its divisors is an integer number (1209195).

Almost surely, 2^16682265 is an apocalyptic number.

16682265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16682265 is a deficient number, since it is larger than the sum of its proper divisors (12338415).

16682265 is a wasteful number, since it uses less digits than its factorization.

16682265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353 (or 1350 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 16682265 is about 4084.3928557376. The cubic root of 16682265 is about 255.5161402840.

The spelling of 16682265 in words is "sixteen million, six hundred eighty-two thousand, two hundred sixty-five".