897664600 has 96 divisors (see below), whose sum is σ = 2525597280. Its totient is φ = 289658880.

The previous prime is 897664589. The next prime is 897664601. The reversal of 897664600 is 6466798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897664601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4942 + ... + 42658.

It is an arithmetic number, because the mean of its divisors is an integer number (26308305).

Almost surely, 2^897664600 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 897664600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1262798640).

897664600 is an abundant number, since it is smaller than the sum of its proper divisors (1627932680).

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

897664600 is a wasteful number, since it uses less digits than its factorization.

897664600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37757 (or 37748 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 897664600 is about 29961.0513834211. The cubic root of 897664600 is about 964.6535486622.

The spelling of 897664600 in words is "eight hundred ninety-seven million, six hundred sixty-four thousand, six hundred".