831297048 has 16 divisors (see below), whose sum is σ = 2078242680. Its totient is φ = 277099008.

The previous prime is 831297007. The next prime is 831297053. The reversal of 831297048 is 840792138.

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, 17318665 + ... + 17318712.

Almost surely, 2^831297048 is an apocalyptic number.

It is an amenable number.

831297048 is an abundant number, since it is smaller than the sum of its proper divisors (1246945632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

831297048 is a wasteful number, since it uses less digits than its factorization.

831297048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34637386 (or 34637382 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 831297048 is about 28832.2223909292. Note that the first 3 decimals coincide. The cubic root of 831297048 is about 940.2689165720.

The spelling of 831297048 in words is "eight hundred thirty-one million, two hundred ninety-seven thousand, forty-eight".