325388647 has 2 divisors, whose sum is σ = 325388648. Its totient is φ = 325388646.

The previous prime is 325388633. The next prime is 325388663. The reversal of 325388647 is 746883523.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 325388647 - 2⁷ = 325388519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 325388597 and 325388606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325388627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162694323 + 162694324.

It is an arithmetic number, because the mean of its divisors is an integer number (162694324).

Almost surely, 2^325388647 is an apocalyptic number.

325388647 is a deficient number, since it is larger than the sum of its proper divisors (1).

325388647 is an equidigital number, since it uses as much as digits as its factorization.

325388647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 46.

The square root of 325388647 is about 18038.5322850835. The cubic root of 325388647 is about 687.8083840532.

The spelling of 325388647 in words is "three hundred twenty-five million, three hundred eighty-eight thousand, six hundred forty-seven".