997343266 has 8 divisors (see below), whose sum is σ = 1496600064. Its totient is φ = 498476580.

The previous prime is 997343239. The next prime is 997343279. The reversal of 997343266 is 662343799.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91050 + ... + 101413.

It is an arithmetic number, because the mean of its divisors is an integer number (187075008).

Almost surely, 2^997343266 is an apocalyptic number.

997343266 is a deficient number, since it is larger than the sum of its proper divisors (499256798).

997343266 is a wasteful number, since it uses less digits than its factorization.

997343266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195056.

The product of its digits is 1469664, while the sum is 49.

The square root of 997343266 is about 31580.7420115487. The cubic root of 997343266 is about 999.1136365920.

The spelling of 997343266 in words is "nine hundred ninety-seven million, three hundred forty-three thousand, two hundred sixty-six".