897973184 has 28 divisors (see below), whose sum is σ = 1886736384. Its totient is φ = 422575104.

The previous prime is 897973169. The next prime is 897973189. The reversal of 897973184 is 481379798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897973189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411584 + ... + 413759.

Almost surely, 2^897973184 is an apocalyptic number.

It is an amenable number.

897973184 is an abundant number, since it is smaller than the sum of its proper divisors (988763200).

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

897973184 is a wasteful number, since it uses less digits than its factorization.

897973184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825372 (or 825362 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 56.

The square root of 897973184 is about 29966.2006934479. The cubic root of 897973184 is about 964.7640734422.

The spelling of 897973184 in words is "eight hundred ninety-seven million, nine hundred seventy-three thousand, one hundred eighty-four".