897698652 has 12 divisors (see below), whose sum is σ = 2094630216. Its totient is φ = 299232880.

The previous prime is 897698623. The next prime is 897698677. The reversal of 897698652 is 256896798.

It is a happy number.

897698652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 37404099 + ... + 37404122.

It is an arithmetic number, because the mean of its divisors is an integer number (174552518).

Almost surely, 2^897698652 is an apocalyptic number.

It is an amenable number.

897698652 is an abundant number, since it is smaller than the sum of its proper divisors (1196931564).

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

897698652 is a wasteful number, since it uses less digits than its factorization.

897698652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74808228 (or 74808226 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 60.

The square root of 897698652 is about 29961.6196491445. The cubic root of 897698652 is about 964.6657462274.

The spelling of 897698652 in words is "eight hundred ninety-seven million, six hundred ninety-eight thousand, six hundred fifty-two".