897296293 has 2 divisors, whose sum is σ = 897296294. Its totient is φ = 897296292.

The previous prime is 897296243. The next prime is 897296303. The reversal of 897296293 is 392692798.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 508141764 + 389154529 = 22542^2 + 19727^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-897296293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (897296203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448648146 + 448648147.

It is an arithmetic number, because the mean of its divisors is an integer number (448648147).

Almost surely, 2^897296293 is an apocalyptic number.

It is an amenable number.

897296293 is a deficient number, since it is larger than the sum of its proper divisors (1).

897296293 is an equidigital number, since it uses as much as digits as its factorization.

897296293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 55.

The square root of 897296293 is about 29954.9043229986. The cubic root of 897296293 is about 964.5215998785.

The spelling of 897296293 in words is "eight hundred ninety-seven million, two hundred ninety-six thousand, two hundred ninety-three".