897417216 has 192 divisors, whose sum is σ = 2760334200. Its totient is φ = 279969792.

The previous prime is 897417193. The next prime is 897417223. The reversal of 897417216 is 612714798.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5013415 + ... + 5013593.

Almost surely, 2^897417216 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 897417216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1380167100).

897417216 is an abundant number, since it is smaller than the sum of its proper divisors (1862916984).

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

897417216 is a wasteful number, since it uses less digits than its factorization.

897417216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232 (or 201 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 897417216 is about 29956.9226723974. The cubic root of 897417216 is about 964.5649254434.

The spelling of 897417216 in words is "eight hundred ninety-seven million, four hundred seventeen thousand, two hundred sixteen".