325378673 has 2 divisors, whose sum is σ = 325378674. Its totient is φ = 325378672.

The previous prime is 325378621. The next prime is 325378681. The reversal of 325378673 is 376873523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 264647824 + 60730849 = 16268^2 + 7793^2 .

It is a cyclic number.

It is not a de Polignac number, because 325378673 - 2¹⁰ = 325377649 is a prime.

It is not a weakly prime, because it can be changed into another prime (325378373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162689336 + 162689337.

It is an arithmetic number, because the mean of its divisors is an integer number (162689337).

Almost surely, 2^325378673 is an apocalyptic number.

It is an amenable number.

325378673 is a deficient number, since it is larger than the sum of its proper divisors (1).

325378673 is an equidigital number, since it uses as much as digits as its factorization.

325378673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 44.

The square root of 325378673 is about 18038.2558192304. The cubic root of 325378673 is about 687.8013562820.

The spelling of 325378673 in words is "three hundred twenty-five million, three hundred seventy-eight thousand, six hundred seventy-three".