16520368 has 20 divisors (see below), whose sum is σ = 32328288. Its totient is φ = 8177600.

The previous prime is 16520363. The next prime is 16520369. The reversal of 16520368 is 86302561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16520363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3496 + ... + 6727.

Almost surely, 2^16520368 is an apocalyptic number.

It is an amenable number.

16520368 is a deficient number, since it is larger than the sum of its proper divisors (15807920).

16520368 is a wasteful number, since it uses less digits than its factorization.

16520368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10332 (or 10326 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 16520368 is about 4064.5255565687. The cubic root of 16520368 is about 254.6868795423.

The spelling of 16520368 in words is "sixteen million, five hundred twenty thousand, three hundred sixty-eight".