997796524 has 12 divisors (see below), whose sum is σ = 1757708848. Its totient is φ = 495594000.

The previous prime is 997796461. The next prime is 997796537. The reversal of 997796524 is 425697799.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825387 + ... + 826594.

Almost surely, 2^997796524 is an apocalyptic number.

It is an amenable number.

997796524 is a deficient number, since it is larger than the sum of its proper divisors (759912324).

997796524 is a wasteful number, since it uses less digits than its factorization.

997796524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652136 (or 1652134 counting only the distinct ones).

The product of its digits is 8573040, while the sum is 58.

The square root of 997796524 is about 31587.9173735781. The cubic root of 997796524 is about 999.2649678601.

The spelling of 997796524 in words is "nine hundred ninety-seven million, seven hundred ninety-six thousand, five hundred twenty-four".