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493620 = 223519433
BaseRepresentation
bin1111000100000110100
3221002010020
41320200310
5111243440
614325140
74124061
oct1704064
9832106
10493620
11307956
121b97b0
131438aa
14cbc68
159b3d0
hex78834

493620 has 48 divisors (see below), whose sum is σ = 1458240. Its totient is φ = 124416.

The previous prime is 493607. The next prime is 493621. The reversal of 493620 is 26394.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493621) by changing a digit.

493620 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 924 + ... + 1356.

It is an arithmetic number, because the mean of its divisors is an integer number (30380).

2493620 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 493620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (729120).

493620 is an abundant number, since it is smaller than the sum of its proper divisors (964620).

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

493620 is a wasteful number, since it uses less digits than its factorization.

493620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 493620 is about 702.5809561894. The cubic root of 493620 is about 79.0310191706.

The spelling of 493620 in words is "four hundred ninety-three thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 228 285 380 433 570 866 1140 1299 1732 2165 2598 4330 5196 6495 8227 8660 12990 16454 24681 25980 32908 41135 49362 82270 98724 123405 164540 246810 493620