325261669 has 2 divisors, whose sum is σ = 325261670. Its totient is φ = 325261668.

The previous prime is 325261649. The next prime is 325261681. The reversal of 325261669 is 966162523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297562500 + 27699169 = 17250^2 + 5263^2 .

It is a cyclic number.

It is not a de Polignac number, because 325261669 - 2⁵ = 325261637 is a prime.

It is a super-3 number, since 3×325261669³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325261639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162630834 + 162630835.

It is an arithmetic number, because the mean of its divisors is an integer number (162630835).

Almost surely, 2^325261669 is an apocalyptic number.

It is an amenable number.

325261669 is a deficient number, since it is larger than the sum of its proper divisors (1).

325261669 is an equidigital number, since it uses as much as digits as its factorization.

325261669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 40.

The square root of 325261669 is about 18035.0123093942. The cubic root of 325261669 is about 687.7189034717.

The spelling of 325261669 in words is "three hundred twenty-five million, two hundred sixty-one thousand, six hundred sixty-nine".