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868497 = 3741357
BaseRepresentation
bin11010100000010010001
31122010100120
43110002101
5210242442
630340453
710245030
oct3240221
91563316
10868497
11543573
1235a729
13245406
14188717
151224ec
hexd4091

868497 has 8 divisors (see below), whose sum is σ = 1323456. Its totient is φ = 496272.

The previous prime is 868493. The next prime is 868529. The reversal of 868497 is 794868.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 868497 - 22 = 868493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868493) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 20658 + ... + 20699.

It is an arithmetic number, because the mean of its divisors is an integer number (165432).

2868497 is an apocalyptic number.

It is an amenable number.

868497 is a deficient number, since it is larger than the sum of its proper divisors (454959).

868497 is a wasteful number, since it uses less digits than its factorization.

868497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41367.

The product of its digits is 96768, while the sum is 42.

The square root of 868497 is about 931.9318644622. The cubic root of 868497 is about 95.4090212935.

The spelling of 868497 in words is "eight hundred sixty-eight thousand, four hundred ninety-seven".

Divisors: 1 3 7 21 41357 124071 289499 868497