897732792 has 48 divisors (see below), whose sum is σ = 2652394680. Its totient is φ = 272040000.

The previous prime is 897732779. The next prime is 897732827. The reversal of 897732792 is 297237798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 565959 + ... + 567542.

Almost surely, 2^897732792 is an apocalyptic number.

It is an amenable number.

897732792 is an abundant number, since it is smaller than the sum of its proper divisors (1754661888).

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

897732792 is a wasteful number, since it uses less digits than its factorization.

897732792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133524 (or 1133517 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 897732792 is about 29962.1893726076. The cubic root of 897732792 is about 964.6779750048.

The spelling of 897732792 in words is "eight hundred ninety-seven million, seven hundred thirty-two thousand, seven hundred ninety-two".