897384768 has 56 divisors (see below), whose sum is σ = 2713524672. Its totient is φ = 256395264.

The previous prime is 897384757. The next prime is 897384769. The reversal of 897384768 is 867483798.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897384769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332505 + ... + 335192.

Almost surely, 2^897384768 is an apocalyptic number.

It is an amenable number.

897384768 is an abundant number, since it is smaller than the sum of its proper divisors (1816139904).

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

897384768 is a wasteful number, since it uses less digits than its factorization.

897384768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667719 (or 667709 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 60.

The square root of 897384768 is about 29956.3810898446. The cubic root of 897384768 is about 964.5533000146.

The spelling of 897384768 in words is "eight hundred ninety-seven million, three hundred eighty-four thousand, seven hundred sixty-eight".