16384065 has 16 divisors (see below), whose sum is σ = 26265408. Its totient is φ = 8721216.

The previous prime is 16384063. The next prime is 16384079. The reversal of 16384065 is 56048361.

It is not a de Polignac number, because 16384065 - 2¹ = 16384063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16384063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12627 + ... + 13863.

It is an arithmetic number, because the mean of its divisors is an integer number (1641588).

Almost surely, 2^16384065 is an apocalyptic number.

16384065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16384065 is a deficient number, since it is larger than the sum of its proper divisors (9881343).

16384065 is a wasteful number, since it uses less digits than its factorization.

16384065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 16384065 is about 4047.7234342282. The cubic root of 16384065 is about 253.9845041903.

The spelling of 16384065 in words is "sixteen million, three hundred eighty-four thousand, sixty-five".