897234566 has 8 divisors (see below), whose sum is σ = 1346199264. Its totient is φ = 448501480.

The previous prime is 897234563. The next prime is 897234599. The reversal of 897234566 is 665432798.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897234563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47870 + ... + 63921.

It is an arithmetic number, because the mean of its divisors is an integer number (168274908).

Almost surely, 2^897234566 is an apocalyptic number.

897234566 is a deficient number, since it is larger than the sum of its proper divisors (448964698).

897234566 is a wasteful number, since it uses less digits than its factorization.

897234566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115806.

The product of its digits is 2177280, while the sum is 50.

The square root of 897234566 is about 29953.8739731608. The cubic root of 897234566 is about 964.4994821787.

The spelling of 897234566 in words is "eight hundred ninety-seven million, two hundred thirty-four thousand, five hundred sixty-six".