997298265 has 8 divisors (see below), whose sum is σ = 1595677248. Its totient is φ = 531892400.

The previous prime is 997298261. The next prime is 997298279. The reversal of 997298265 is 562892799.

997298265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 997298265 - 2² = 997298261 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (997298261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33243261 + ... + 33243290.

It is an arithmetic number, because the mean of its divisors is an integer number (199459656).

Almost surely, 2^997298265 is an apocalyptic number.

It is an amenable number.

997298265 is a deficient number, since it is larger than the sum of its proper divisors (598378983).

997298265 is a wasteful number, since it uses less digits than its factorization.

997298265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66486559.

The product of its digits is 4898880, while the sum is 57.

The square root of 997298265 is about 31580.0295281686. The cubic root of 997298265 is about 999.0986094058.

The spelling of 997298265 in words is "nine hundred ninety-seven million, two hundred ninety-eight thousand, two hundred sixty-five".