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897552 = 243223271
BaseRepresentation
bin11011011001000010000
31200121012200
43123020100
5212210202
631123200
710425525
oct3331020
91617180
10897552
11563387
12373500
132556c6
1419514c
1512ae1c
hexdb210

897552 has 60 divisors (see below), whose sum is σ = 2630784. Its totient is φ = 285120.

The previous prime is 897527. The next prime is 897553. The reversal of 897552 is 255798.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (897553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3177 + ... + 3447.

2897552 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 897552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1315392).

897552 is an abundant number, since it is smaller than the sum of its proper divisors (1733232).

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

897552 is a wasteful number, since it uses less digits than its factorization.

897552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 299 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 897552 is about 947.3922102276. The cubic root of 897552 is about 96.4613212687.

The spelling of 897552 in words is "eight hundred ninety-seven thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 23 24 36 46 48 69 72 92 138 144 184 207 271 276 368 414 542 552 813 828 1084 1104 1626 1656 2168 2439 3252 3312 4336 4878 6233 6504 9756 12466 13008 18699 19512 24932 37398 39024 49864 56097 74796 99728 112194 149592 224388 299184 448776 897552