897158112 has 96 divisors (see below), whose sum is σ = 2490808320. Its totient is φ = 281963520.

The previous prime is 897158111. The next prime is 897158113. The reversal of 897158112 is 211851798.

It is an interprime number because it is at equal distance from previous prime (897158111) and next prime (897158113).

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897158111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 423937 + ... + 426047.

It is an arithmetic number, because the mean of its divisors is an integer number (25945920).

Almost surely, 2^897158112 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 897158112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1245404160).

897158112 is an abundant number, since it is smaller than the sum of its proper divisors (1593650208).

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

897158112 is a wasteful number, since it uses less digits than its factorization.

897158112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376 (or 2368 counting only the distinct ones).

The product of its digits is 40320, while the sum is 42.

The square root of 897158112 is about 29952.5977504456. The cubic root of 897158112 is about 964.4720861700.

The spelling of 897158112 in words is "eight hundred ninety-seven million, one hundred fifty-eight thousand, one hundred twelve".