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22868076 = 22371124749
BaseRepresentation
bin101011100111…
…1000001101100
31121000211002210
41113033001230
521323234301
62134050420
7365242530
oct127170154
947024083
1022868076
11119aa140
1277a9a10
134978a0a
143073bc0
15201aad6
hex15cf06c

22868076 has 48 divisors (see below), whose sum is σ = 66528000. Its totient is φ = 5939520.

The previous prime is 22868057. The next prime is 22868081. The reversal of 22868076 is 67086822.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11451 + ... + 13298.

It is an arithmetic number, because the mean of its divisors is an integer number (1386000).

Almost surely, 222868076 is an apocalyptic number.

It is an amenable number.

22868076 is an abundant number, since it is smaller than the sum of its proper divisors (43659924).

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

22868076 is a wasteful number, since it uses less digits than its factorization.

22868076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24774 (or 24772 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 22868076 is about 4782.0577160883. The cubic root of 22868076 is about 283.8419241975.

The spelling of 22868076 in words is "twenty-two million, eight hundred sixty-eight thousand, seventy-six".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 132 154 231 308 462 924 24749 49498 74247 98996 148494 173243 272239 296988 346486 519729 544478 692972 816717 1039458 1088956 1633434 1905673 2078916 3266868 3811346 5717019 7622692 11434038 22868076