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6672380 = 22511132333
BaseRepresentation
bin11001011100111111111100
3110112222210012
4121130333330
53202004010
6355002352
7110500001
oct31347774
913488705
106672380
113848070
1222993b8
1314c8070
14c598a8
158bc005
hex65cffc

6672380 has 48 divisors (see below), whose sum is σ = 16468704. Its totient is φ = 2238720.

The previous prime is 6672359. The next prime is 6672389. The reversal of 6672380 is 832766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6672389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1694 + ... + 4026.

It is an arithmetic number, because the mean of its divisors is an integer number (343098).

Almost surely, 26672380 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 6672380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8234352).

6672380 is an abundant number, since it is smaller than the sum of its proper divisors (9796324).

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

6672380 is a wasteful number, since it uses less digits than its factorization.

6672380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366 (or 2364 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 6672380 is about 2583.0950427733. The cubic root of 6672380 is about 188.2609549499.

The spelling of 6672380 in words is "six million, six hundred seventy-two thousand, three hundred eighty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 130 143 220 260 286 572 715 1430 2333 2860 4666 9332 11665 23330 25663 30329 46660 51326 60658 102652 121316 128315 151645 256630 303290 333619 513260 606580 667238 1334476 1668095 3336190 6672380