997076799 has 12 divisors (see below), whose sum is σ = 1442358216. Its totient is φ = 663731952.

The previous prime is 997076797. The next prime is 997076803. The reversal of 997076799 is 997670799.

It is not a de Polignac number, because 997076799 - 2¹ = 997076797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997076791) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75729 + ... + 87914.

It is an arithmetic number, because the mean of its divisors is an integer number (120196518).

Almost surely, 2^997076799 is an apocalyptic number.

997076799 is a deficient number, since it is larger than the sum of its proper divisors (445281417).

997076799 is a wasteful number, since it uses less digits than its factorization.

997076799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164326 (or 164323 counting only the distinct ones).

The product of its (nonzero) digits is 13502538, while the sum is 63.

The square root of 997076799 is about 31576.5229086421. The cubic root of 997076799 is about 999.0246486657.

The spelling of 997076799 in words is "nine hundred ninety-seven million, seventy-six thousand, seven hundred ninety-nine".