16327625 has 8 divisors (see below), whose sum is σ = 20377032. Its totient is φ = 13062000.

The previous prime is 16327621. The next prime is 16327627. The reversal of 16327625 is 52672361.

It can be written as a sum of positive squares in 4 ways, for example, as 4963984 + 11363641 = 2228^2 + 3371^2 .

It is not a de Polignac number, because 16327625 - 2² = 16327621 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16327591 and 16327600.

It is not an unprimeable number, because it can be changed into a prime (16327621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65186 + ... + 65435.

It is an arithmetic number, because the mean of its divisors is an integer number (2547129).

Almost surely, 2^16327625 is an apocalyptic number.

It is an amenable number.

16327625 is a deficient number, since it is larger than the sum of its proper divisors (4049407).

16327625 is an equidigital number, since it uses as much as digits as its factorization.

16327625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130636 (or 130626 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 16327625 is about 4040.7455995150. The cubic root of 16327625 is about 253.6925258298.

Adding to 16327625 its reverse (52672361), we get a palindrome (68999986).

The spelling of 16327625 in words is "sixteen million, three hundred twenty-seven thousand, six hundred twenty-five".