897792 has 72 divisors (see below), whose sum is σ = 2747136. Its totient is φ = 254976.

The previous prime is 897781. The next prime is 897817. The reversal of 897792 is 297798.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nialpdrome in base 16.

It is an unprimeable number.

897792 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5293 + ... + 5459.

2⁸⁹⁷⁷⁹² 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 897792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1373568).

897792 is an abundant number, since it is smaller than the sum of its proper divisors (1849344).

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

897792 is a wasteful number, since it uses less digits than its factorization.

897792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 179 counting only the distinct ones).

The product of its digits is 63504, while the sum is 42.

The square root of 897792 is about 947.5188652475. The cubic root of 897792 is about 96.4699182280.

The spelling of 897792 in words is "eight hundred ninety-seven thousand, seven hundred ninety-two".