16530382 has 16 divisors (see below), whose sum is σ = 27562032. Its totient is φ = 7371520.

The previous prime is 16530359. The next prime is 16530383. The reversal of 16530382 is 28303561.

It is a self number, because there is not a number n which added to its sum of digits gives 16530382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16530383) 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, 5923 + ... + 8254.

It is an arithmetic number, because the mean of its divisors is an integer number (1722627).

Almost surely, 2^16530382 is an apocalyptic number.

16530382 is a deficient number, since it is larger than the sum of its proper divisors (11031650).

16530382 is a wasteful number, since it uses less digits than its factorization.

16530382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14243.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 16530382 is about 4065.7572480413. The cubic root of 16530382 is about 254.7383295516.

The spelling of 16530382 in words is "sixteen million, five hundred thirty thousand, three hundred eighty-two".