897522 has 16 divisors (see below), whose sum is σ = 1889760. Its totient is φ = 283392.

The previous prime is 897517. The next prime is 897527. The reversal of 897522 is 225798.

It is an interprime number because it is at equal distance from previous prime (897517) and next prime (897527).

It is not an unprimeable number, because it can be changed into a prime (897527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3823 + ... + 4050.

It is an arithmetic number, because the mean of its divisors is an integer number (118110).

2⁸⁹⁷⁵²² is an apocalyptic number.

897522 is an abundant number, since it is smaller than the sum of its proper divisors (992238).

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

897522 is a wasteful number, since it uses less digits than its factorization.

897522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7897.

The product of its digits is 10080, while the sum is 33.

The square root of 897522 is about 947.3763771596. The cubic root of 897522 is about 96.4602465410.

The spelling of 897522 in words is "eight hundred ninety-seven thousand, five hundred twenty-two".