16385704 has 16 divisors (see below), whose sum is σ = 31377600. Its totient is φ = 8018352.

The previous prime is 16385651. The next prime is 16385711. The reversal of 16385704 is 40758361.

It is a self number, because there is not a number n which added to its sum of digits gives 16385704.

It is an unprimeable number.

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, 21414 + ... + 22165.

It is an arithmetic number, because the mean of its divisors is an integer number (1961100).

Almost surely, 2^16385704 is an apocalyptic number.

It is an amenable number.

16385704 is a deficient number, since it is larger than the sum of its proper divisors (14991896).

16385704 is a wasteful number, since it uses less digits than its factorization.

16385704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43632 (or 43628 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 16385704 is about 4047.9258886496. The cubic root of 16385704 is about 253.9929731249.

The spelling of 16385704 in words is "sixteen million, three hundred eighty-five thousand, seven hundred four".