16359985 has 8 divisors (see below), whose sum is σ = 19653696. Its totient is φ = 13073520.

The previous prime is 16359983. The next prime is 16359997. The reversal of 16359985 is 58995361.

16359985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16359985 - 2¹ = 16359983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16359983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8020 + ... + 9850.

It is an arithmetic number, because the mean of its divisors is an integer number (2456712).

Almost surely, 2^16359985 is an apocalyptic number.

It is an amenable number.

16359985 is a deficient number, since it is larger than the sum of its proper divisors (3293711).

16359985 is a wasteful number, since it uses less digits than its factorization.

16359985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3623.

The product of its digits is 291600, while the sum is 46.

The square root of 16359985 is about 4044.7478289753. The cubic root of 16359985 is about 253.8600144182.

The spelling of 16359985 in words is "sixteen million, three hundred fifty-nine thousand, nine hundred eighty-five".