897452928 has 48 divisors (see below), whose sum is σ = 2582517600. Its totient is φ = 299150592.

The previous prime is 897452891. The next prime is 897452929. The reversal of 897452928 is 829254798.

897452928 is a `hidden beast` number, since 8 + 97 + 4 + 529 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897452929) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 388368 + ... + 390671.

It is an arithmetic number, because the mean of its divisors is an integer number (53802450).

Almost surely, 2^897452928 is an apocalyptic number.

It is an amenable number.

897452928 is an abundant number, since it is smaller than the sum of its proper divisors (1685064672).

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

897452928 is a wasteful number, since it uses less digits than its factorization.

897452928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779059 (or 779044 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 897452928 is about 29957.5187223508. The cubic root of 897452928 is about 964.5777199702.

The spelling of 897452928 in words is "eight hundred ninety-seven million, four hundred fifty-two thousand, nine hundred twenty-eight".