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897688 = 23111012
BaseRepresentation
bin11011011001010011000
31200121101201
43123022120
5212211223
631123544
710426111
oct3331230
91617351
10897688
115634a0
123735b4
1325579c
14195208
1512aead
hexdb298

897688 has 24 divisors (see below), whose sum is σ = 1854540. Its totient is φ = 404000.

The previous prime is 897671. The next prime is 897691. The reversal of 897688 is 886798.

897688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 13.

It is a congruent number.

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, 8838 + ... + 8938.

2897688 is an apocalyptic number.

897688 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 897688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (927270).

897688 is an abundant number, since it is smaller than the sum of its proper divisors (956852).

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

897688 is a wasteful number, since it uses less digits than its factorization.

897688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 114 counting only the distinct ones).

The product of its digits is 193536, while the sum is 46.

The square root of 897688 is about 947.4639834843. The cubic root of 897688 is about 96.4661930671.

It can be divided in two parts, 89 and 7688, that added together give a palindrome (7777).

The spelling of 897688 in words is "eight hundred ninety-seven thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 101 202 404 808 1111 2222 4444 8888 10201 20402 40804 81608 112211 224422 448844 897688