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6874224 = 243741499
BaseRepresentation
bin11010001110010001110000
3110221020122220
4122032101300
53224433344
6403201040
7112300320
oct32162160
913836586
106874224
113975785
122376180
131568bb6
14cad280
1590bc19
hex68e470

6874224 has 80 divisors (see below), whose sum is σ = 20832000. Its totient is φ = 1912320.

The previous prime is 6874223. The next prime is 6874229. The reversal of 6874224 is 4224786.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6874223) 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, 13527 + ... + 14025.

It is an arithmetic number, because the mean of its divisors is an integer number (260400).

Almost surely, 26874224 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 6874224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10416000).

6874224 is an abundant number, since it is smaller than the sum of its proper divisors (13957776).

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

6874224 is a wasteful number, since it uses less digits than its factorization.

6874224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 552 counting only the distinct ones).

The product of its digits is 21504, while the sum is 33.

The square root of 6874224 is about 2621.8741388556. The cubic root of 6874224 is about 190.1404686086.

The spelling of 6874224 in words is "six million, eight hundred seventy-four thousand, two hundred twenty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 41 42 48 56 82 84 112 123 164 168 246 287 328 336 492 499 574 656 861 984 998 1148 1497 1722 1968 1996 2296 2994 3444 3493 3992 4592 5988 6888 6986 7984 10479 11976 13776 13972 20459 20958 23952 27944 40918 41916 55888 61377 81836 83832 122754 143213 163672 167664 245508 286426 327344 429639 491016 572852 859278 982032 1145704 1718556 2291408 3437112 6874224