3245847817 has 2 divisors, whose sum is σ = 3245847818. Its totient is φ = 3245847816.

The previous prime is 3245847811. The next prime is 3245847833. The reversal of 3245847817 is 7187485423.

3245847817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3170140416 + 75707401 = 56304^2 + 8701^2 .

It is a cyclic number.

It is not a de Polignac number, because 3245847817 - 2³ = 3245847809 is a prime.

It is a super-2 number, since 2×3245847817² = 21071056102247330978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3245847811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1622923908 + 1622923909.

It is an arithmetic number, because the mean of its divisors is an integer number (1622923909).

Almost surely, 2^3245847817 is an apocalyptic number.

It is an amenable number.

3245847817 is a deficient number, since it is larger than the sum of its proper divisors (1).

3245847817 is an equidigital number, since it uses as much as digits as its factorization.

3245847817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1505280, while the sum is 49.

The square root of 3245847817 is about 56972.3425619835. The cubic root of 3245847817 is about 1480.6169537922.

The spelling of 3245847817 in words is "three billion, two hundred forty-five million, eight hundred forty-seven thousand, eight hundred seventeen".