997266 has 16 divisors (see below), whose sum is σ = 2023488. Its totient is φ = 327600.

The previous prime is 997259. The next prime is 997267. The reversal of 997266 is 662799.

It is not an unprimeable number, because it can be changed into a prime (997267) 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, 745 + ... + 1596.

It is an arithmetic number, because the mean of its divisors is an integer number (126468).

2⁹⁹⁷²⁶⁶ is an apocalyptic number.

997266 is an abundant number, since it is smaller than the sum of its proper divisors (1026222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

997266 is a wasteful number, since it uses less digits than its factorization.

997266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2417.

The product of its digits is 40824, while the sum is 39.

The square root of 997266 is about 998.6320643761. The cubic root of 997266 is about 99.9087834874.

The spelling of 997266 in words is "nine hundred ninety-seven thousand, two hundred sixty-six".