897332237 has 2 divisors, whose sum is σ = 897332238. Its totient is φ = 897332236.

The previous prime is 897332221. The next prime is 897332257. The reversal of 897332237 is 732233798.

897332237 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., 887384521 + 9947716 = 29789^2 + 3154^2 .

It is a cyclic number.

It is not a de Polignac number, because 897332237 - 2⁴ = 897332221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (897332207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448666118 + 448666119.

It is an arithmetic number, because the mean of its divisors is an integer number (448666119).

Almost surely, 2^897332237 is an apocalyptic number.

It is an amenable number.

897332237 is a deficient number, since it is larger than the sum of its proper divisors (1).

897332237 is an equidigital number, since it uses as much as digits as its factorization.

897332237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 44.

The square root of 897332237 is about 29955.5042855232. The cubic root of 897332237 is about 964.5344786796.

The spelling of 897332237 in words is "eight hundred ninety-seven million, three hundred thirty-two thousand, two hundred thirty-seven".