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12241422 = 233297817
BaseRepresentation
bin101110101100…
…101000001110
3212000221002000
4232230220032
511113211142
61114213130
7206023164
oct56545016
925027060
1012241422
116a01186
1241241a6
1326c7b5b
1418a9234
15111c14c
hexbaca0e

12241422 has 32 divisors (see below), whose sum is σ = 28144800. Its totient is φ = 3939264.

The previous prime is 12241399. The next prime is 12241457. The reversal of 12241422 is 22414221.

12241422 is a `hidden beast` number, since 1 + 2 + 241 + 422 = 666.

12241422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12241395 and 12241404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2343 + ... + 5474.

It is an arithmetic number, because the mean of its divisors is an integer number (879525).

Almost surely, 212241422 is an apocalyptic number.

12241422 is an abundant number, since it is smaller than the sum of its proper divisors (15903378).

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

12241422 is a wasteful number, since it uses less digits than its factorization.

12241422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7857 (or 7851 counting only the distinct ones).

The product of its digits is 256, while the sum is 18.

The square root of 12241422 is about 3498.7743568284. The cubic root of 12241422 is about 230.4679947971.

Adding to 12241422 its reverse (22414221), we get a palindrome (34655643).

The spelling of 12241422 in words is "twelve million, two hundred forty-one thousand, four hundred twenty-two".

Divisors: 1 2 3 6 9 18 27 29 54 58 87 174 261 522 783 1566 7817 15634 23451 46902 70353 140706 211059 226693 422118 453386 680079 1360158 2040237 4080474 6120711 12241422