16441325 has 6 divisors (see below), whose sum is σ = 20387274. Its totient is φ = 13153040.

The previous prime is 16441303. The next prime is 16441339. The reversal of 16441325 is 52314461.

It can be written as a sum of positive squares in 3 ways, for example, as 417316 + 16024009 = 646^2 + 4003^2 .

It is not a de Polignac number, because 16441325 - 2¹⁶ = 16375789 is a prime.

It is a super-3 number, since 3×16441325³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16441294 and 16441303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 328802 + ... + 328851.

It is an arithmetic number, because the mean of its divisors is an integer number (3397879).

Almost surely, 2^16441325 is an apocalyptic number.

It is an amenable number.

16441325 is a deficient number, since it is larger than the sum of its proper divisors (3945949).

16441325 is an equidigital number, since it uses as much as digits as its factorization.

16441325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657663 (or 657658 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 16441325 is about 4054.7903768259. The cubic root of 16441325 is about 254.2800401972.

Adding to 16441325 its reverse (52314461), we get a palindrome (68755786).

The spelling of 16441325 in words is "sixteen million, four hundred forty-one thousand, three hundred twenty-five".