997753312 has 24 divisors (see below), whose sum is σ = 1965146400. Its totient is φ = 498668544.

The previous prime is 997753297. The next prime is 997753391. The reversal of 997753312 is 213357799.

It is a congruent number.

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, 96489 + ... + 106327.

It is an arithmetic number, because the mean of its divisors is an integer number (81881100).

Almost surely, 2^997753312 is an apocalyptic number.

It is an amenable number.

997753312 is a deficient number, since it is larger than the sum of its proper divisors (967393088).

997753312 is a wasteful number, since it uses less digits than its factorization.

997753312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13018 (or 13010 counting only the distinct ones).

The product of its digits is 357210, while the sum is 46.

The square root of 997753312 is about 31587.2333704616. The cubic root of 997753312 is about 999.2505424537.

The spelling of 997753312 in words is "nine hundred ninety-seven million, seven hundred fifty-three thousand, three hundred twelve".