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84534230 = 25112193677
BaseRepresentation
bin1010000100111…
…10001111010110
312220001210011102
411002132033112
5133120043410
612215510102
72044346324
oct502361726
9186053142
1084534230
1143798900
1224388332
131468a171
14b326d14
15764c2a5
hex509e3d6

84534230 has 48 divisors (see below), whose sum is σ = 176102640. Its totient is φ = 29113920.

The previous prime is 84534221. The next prime is 84534253. The reversal of 84534230 is 3243548.

It is a junction number, because it is equal to n+sod(n) for n = 84534193 and 84534202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21152 + ... + 24828.

It is an arithmetic number, because the mean of its divisors is an integer number (3668805).

Almost surely, 284534230 is an apocalyptic number.

84534230 is an abundant number, since it is smaller than the sum of its proper divisors (91568410).

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

84534230 is a wasteful number, since it uses less digits than its factorization.

84534230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3725 (or 3714 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 84534230 is about 9194.2498334557. The cubic root of 84534230 is about 438.8783933350.

Adding to 84534230 its reverse (3243548), we get a palindrome (87777778).

The spelling of 84534230 in words is "eighty-four million, five hundred thirty-four thousand, two hundred thirty".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 121 190 209 242 418 605 1045 1210 2090 2299 3677 4598 7354 11495 18385 22990 36770 40447 69863 80894 139726 202235 349315 404470 444917 698630 768493 889834 1536986 2224585 3842465 4449170 7684930 8453423 16906846 42267115 84534230