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22797027 = 3211230273
BaseRepresentation
bin101011011110…
…1101011100011
31120220012122100
41112331223203
521314001102
62132341443
7364525431
oct126755343
946805570
1022797027
1111960820
127774883
134952586
143055d51
152004a1c
hex15bdae3

22797027 has 12 divisors (see below), whose sum is σ = 35922744. Its totient is φ = 13816320.

The previous prime is 22797007. The next prime is 22797031. The reversal of 22797027 is 72079722.

It is not a de Polignac number, because 22797027 - 211 = 22794979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22796982 and 22797000.

It is not an unprimeable number, because it can be changed into a prime (22797007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115038 + ... + 115235.

It is an arithmetic number, because the mean of its divisors is an integer number (2993562).

Almost surely, 222797027 is an apocalyptic number.

22797027 is a deficient number, since it is larger than the sum of its proper divisors (13125717).

22797027 is a wasteful number, since it uses less digits than its factorization.

22797027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230290 (or 230287 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 22797027 is about 4774.6232312089. The cubic root of 22797027 is about 283.5476623578.

The spelling of 22797027 in words is "twenty-two million, seven hundred ninety-seven thousand, twenty-seven".

Divisors: 1 3 9 11 33 99 230273 690819 2072457 2533003 7599009 22797027