897850 has 12 divisors (see below), whose sum is σ = 1670094. Its totient is φ = 359120.

The previous prime is 897847. The next prime is 897877. The reversal of 897850 is 58798.

It can be written as a sum of positive squares in 3 ways, for example, as 877969 + 19881 = 937^2 + 141^2 .

It is a super-2 number, since 2×897850² = 1612269245000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8929 + ... + 9028.

2⁸⁹⁷⁸⁵⁰ is an apocalyptic number.

897850 is a deficient number, since it is larger than the sum of its proper divisors (772244).

897850 is a wasteful number, since it uses less digits than its factorization.

897850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17969 (or 17964 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 897850 is about 947.5494710040. The cubic root of 897850 is about 96.4719955966.

It can be divided in two parts, 8978 and 50, that multiplied together give a square (448900 = 670²).

The spelling of 897850 in words is "eight hundred ninety-seven thousand, eight hundred fifty".