16330325 has 24 divisors (see below), whose sum is σ = 22620576. Its totient is φ = 11592000.

The previous prime is 16330289. The next prime is 16330331. The reversal of 16330325 is 52303361.

It is not a de Polignac number, because 16330325 - 2⁶ = 16330261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16330325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11135 + ... + 12515.

It is an arithmetic number, because the mean of its divisors is an integer number (942524).

Almost surely, 2^16330325 is an apocalyptic number.

It is an amenable number.

16330325 is a deficient number, since it is larger than the sum of its proper divisors (6290251).

16330325 is a wasteful number, since it uses less digits than its factorization.

16330325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445 (or 1440 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 16330325 is about 4041.0796824611. The cubic root of 16330325 is about 253.7065089222.

Adding to 16330325 its reverse (52303361), we get a palindrome (68633686).

The spelling of 16330325 in words is "sixteen million, three hundred thirty thousand, three hundred twenty-five".