16385146 has 8 divisors (see below), whose sum is σ = 24662484. Its totient is φ = 8164320.

The previous prime is 16385141. The next prime is 16385197. The reversal of 16385146 is 64158361.

It is a happy number.

16385146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16088121 + 297025 = 4011^2 + 545^2 .

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

It is not an unprimeable number, because it can be changed into a prime (16385141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13395 + ... + 14566.

Almost surely, 2^16385146 is an apocalyptic number.

16385146 is a deficient number, since it is larger than the sum of its proper divisors (8277338).

16385146 is a wasteful number, since it uses less digits than its factorization.

16385146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28256.

The product of its digits is 17280, while the sum is 34.

The square root of 16385146 is about 4047.8569638761. The cubic root of 16385146 is about 253.9900899269.

The spelling of 16385146 in words is "sixteen million, three hundred eighty-five thousand, one hundred forty-six".