897321016 has 16 divisors (see below), whose sum is σ = 1740493800. Its totient is φ = 433189344.

The previous prime is 897321001. The next prime is 897321023. The reversal of 897321016 is 610123798.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1933650 + ... + 1934113.

Almost surely, 2^897321016 is an apocalyptic number.

It is an amenable number.

897321016 is a deficient number, since it is larger than the sum of its proper divisors (843172784).

897321016 is a wasteful number, since it uses less digits than its factorization.

897321016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867798 (or 3867794 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 897321016 is about 29955.3169904777. The cubic root of 897321016 is about 964.5304582116.

The spelling of 897321016 in words is "eight hundred ninety-seven million, three hundred twenty-one thousand, sixteen".