897536 has 20 divisors (see below), whose sum is σ = 1794342. Its totient is φ = 448512.

The previous prime is 897527. The next prime is 897553. The reversal of 897536 is 635798.

It can be written as a sum of positive squares in only one way, i.e., 891136 + 6400 = 944^2 + 80^2 .

It is a nialpdrome in base 8 and base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 897536.

It is an unprimeable number.

897536 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365 + ... + 1388.

2⁸⁹⁷⁵³⁶ is an apocalyptic number.

It is an amenable number.

897536 is a deficient number, since it is larger than the sum of its proper divisors (896806).

897536 is an equidigital number, since it uses as much as digits as its factorization.

897536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771 (or 1755 counting only the distinct ones).

The product of its digits is 45360, while the sum is 38.

The square root of 897536 is about 947.3837659576. The cubic root of 897536 is about 96.4607480836.

The spelling of 897536 in words is "eight hundred ninety-seven thousand, five hundred thirty-six".