16540328 has 16 divisors (see below), whose sum is σ = 35443680. Its totient is φ = 7088688.

The previous prime is 16540327. The next prime is 16540339. The reversal of 16540328 is 82304561.

16540328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16540328.

It is not an unprimeable number, because it can be changed into a prime (16540327) 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, 147626 + ... + 147737.

It is an arithmetic number, because the mean of its divisors is an integer number (2215230).

Almost surely, 2^16540328 is an apocalyptic number.

It is an amenable number.

16540328 is an abundant number, since it is smaller than the sum of its proper divisors (18903352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16540328 is a wasteful number, since it uses less digits than its factorization.

16540328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295376 (or 295372 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 16540328 is about 4066.9802064923. The cubic root of 16540328 is about 254.7894096265.

Adding to 16540328 its reverse (82304561), we get a palindrome (98844889).

The spelling of 16540328 in words is "sixteen million, five hundred forty thousand, three hundred twenty-eight".