16325325 has 54 divisors (see below), whose sum is σ = 30619134. Its totient is φ = 8311680.

The previous prime is 16325303. The next prime is 16325329. The reversal of 16325325 is 52352361.

16325325 is a `hidden beast` number, since 1 + 632 + 5 + 3 + 25 = 666.

It can be written as a sum of positive squares in 9 ways, for example, as 19881 + 16305444 = 141^2 + 4038^2 .

It is not a de Polignac number, because 16325325 - 2⁸ = 16325069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16325329) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 307999 + ... + 308051.

It is an arithmetic number, because the mean of its divisors is an integer number (567021).

Almost surely, 2^16325325 is an apocalyptic number.

16325325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16325325 is a deficient number, since it is larger than the sum of its proper divisors (14293809).

16325325 is a wasteful number, since it uses less digits than its factorization.

16325325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 98 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 16325325 is about 4040.4609885507. The cubic root of 16325325 is about 253.6806130907.

Adding to 16325325 its reverse (52352361), we get a palindrome (68677686).

The spelling of 16325325 in words is "sixteen million, three hundred twenty-five thousand, three hundred twenty-five".