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34212224 = 272311621
BaseRepresentation
bin1000001010000…
…0100110000000
32101101011100102
42002200212000
532224242344
63221141532
7563541044
oct202404600
971334312
1034212224
1118348172
12b55a8a8
13711b327
144788024
15300be4e
hex20a0980

34212224 has 32 divisors (see below), whose sum is σ = 71126640. Its totient is φ = 16360960.

The previous prime is 34212203. The next prime is 34212229. The reversal of 34212224 is 42221243.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 34212196 and 34212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34212229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2867 + ... + 8754.

Almost surely, 234212224 is an apocalyptic number.

It is an amenable number.

34212224 is an abundant number, since it is smaller than the sum of its proper divisors (36914416).

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

34212224 is a wasteful number, since it uses less digits than its factorization.

34212224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11658 (or 11646 counting only the distinct ones).

The product of its digits is 768, while the sum is 20.

The square root of 34212224 is about 5849.1216434607. The cubic root of 34212224 is about 324.6338250639.

Adding to 34212224 its reverse (42221243), we get a palindrome (76433467).

The spelling of 34212224 in words is "thirty-four million, two hundred twelve thousand, two hundred twenty-four".

Divisors: 1 2 4 8 16 23 32 46 64 92 128 184 368 736 1472 2944 11621 23242 46484 92968 185936 267283 371872 534566 743744 1069132 1487488 2138264 4276528 8553056 17106112 34212224