897338331 has 10 divisors (see below), whose sum is σ = 1340468492. Its totient is φ = 598225500.

The previous prime is 897338297. The next prime is 897338333. The reversal of 897338331 is 133833798.

It is not a de Polignac number, because 897338331 - 2⁷ = 897338203 is a prime.

It is a super-2 number, since 2×897338331² = 1610432160563731122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (897338333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5539045 + ... + 5539206.

Almost surely, 2^897338331 is an apocalyptic number.

897338331 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

897338331 is a deficient number, since it is larger than the sum of its proper divisors (443130161).

897338331 is a wasteful number, since it uses less digits than its factorization.

897338331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11078263 (or 11078254 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 897338331 is about 29955.6060028837. The cubic root of 897338331 is about 964.5366621368.

The spelling of 897338331 in words is "eight hundred ninety-seven million, three hundred thirty-eight thousand, three hundred thirty-one".