897827339 has 2 divisors, whose sum is σ = 897827340. Its totient is φ = 897827338.

The previous prime is 897827297. The next prime is 897827347. The reversal of 897827339 is 933728798.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 897827339 - 2²⁸ = 629391883 is a prime.

It is not a weakly prime, because it can be changed into another prime (897827369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448913669 + 448913670.

It is an arithmetic number, because the mean of its divisors is an integer number (448913670).

Almost surely, 2^897827339 is an apocalyptic number.

897827339 is a deficient number, since it is larger than the sum of its proper divisors (1).

897827339 is an equidigital number, since it uses as much as digits as its factorization.

897827339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 56.

The square root of 897827339 is about 29963.7671029529. The cubic root of 897827339 is about 964.7118396498.

The spelling of 897827339 in words is "eight hundred ninety-seven million, eight hundred twenty-seven thousand, three hundred thirty-nine".