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22630468 = 2271747543
BaseRepresentation
bin101011001010…
…1000001000100
31120120202011111
41112111001010
521243133333
62125014404
7363233020
oct126250104
946522144
1022630468
1111857673
1276b4404
1348c4813
143011380
151ec04cd
hex1595044

22630468 has 24 divisors (see below), whose sum is σ = 47924352. Its totient is φ = 9128064.

The previous prime is 22630457. The next prime is 22630481. The reversal of 22630468 is 86403622.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23296 + ... + 24247.

It is an arithmetic number, because the mean of its divisors is an integer number (1996848).

Almost surely, 222630468 is an apocalyptic number.

22630468 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22630468 is an abundant number, since it is smaller than the sum of its proper divisors (25293884).

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

22630468 is a wasteful number, since it uses less digits than its factorization.

22630468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47571 (or 47569 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 22630468 is about 4757.1491462850. The cubic root of 22630468 is about 282.8554244118.

The spelling of 22630468 in words is "twenty-two million, six hundred thirty thousand, four hundred sixty-eight".

Divisors: 1 2 4 7 14 17 28 34 68 119 238 476 47543 95086 190172 332801 665602 808231 1331204 1616462 3232924 5657617 11315234 22630468