897736 has 64 divisors (see below), whose sum is σ = 2177280. Its totient is φ = 337920.

The previous prime is 897727. The next prime is 897751. The reversal of 897736 is 637798.

897736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

897736 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 15 ways as a sum of consecutive naturals, for example, 21876 + ... + 21916.

It is an arithmetic number, because the mean of its divisors is an integer number (34020).

2⁸⁹⁷⁷³⁶ 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 897736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1088640).

897736 is an abundant number, since it is smaller than the sum of its proper divisors (1279544).

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

897736 is a wasteful number, since it uses less digits than its factorization.

897736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 90 counting only the distinct ones).

The product of its digits is 63504, while the sum is 40.

The square root of 897736 is about 947.4893139239. The cubic root of 897736 is about 96.4679124078.

The spelling of 897736 in words is "eight hundred ninety-seven thousand, seven hundred thirty-six".