3278536897 has 2 divisors, whose sum is σ = 3278536898. Its totient is φ = 3278536896.

The previous prime is 3278536889. The next prime is 3278536907. The reversal of 3278536897 is 7986358723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3158327601 + 120209296 = 56199^2 + 10964^2 .

It is a cyclic number.

It is not a de Polignac number, because 3278536897 - 2³ = 3278536889 is a prime.

It is not a weakly prime, because it can be changed into another prime (3278536867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1639268448 + 1639268449.

It is an arithmetic number, because the mean of its divisors is an integer number (1639268449).

Almost surely, 2^3278536897 is an apocalyptic number.

It is an amenable number.

3278536897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3278536897 is an equidigital number, since it uses as much as digits as its factorization.

3278536897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 58.

The square root of 3278536897 is about 57258.5093850687. The cubic root of 3278536897 is about 1485.5708140511.

The spelling of 3278536897 in words is "three billion, two hundred seventy-eight million, five hundred thirty-six thousand, eight hundred ninety-seven".