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42867230 = 25719167193
BaseRepresentation
bin1010001110000…
…1101000011110
32222122212210012
42203201220132
541433222410
64130443222
71030236230
oct243415036
988585705
1042867230
112221986a
1212433512
138b5b933
14599c250
153b6b605
hex28e1a1e

42867230 has 64 divisors (see below), whose sum is σ = 93864960. Its totient is φ = 13768704.

The previous prime is 42867229. The next prime is 42867233. The reversal of 42867230 is 3276824.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42867233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222014 + ... + 222206.

It is an arithmetic number, because the mean of its divisors is an integer number (1466640).

Almost surely, 242867230 is an apocalyptic number.

42867230 is an abundant number, since it is smaller than the sum of its proper divisors (50997730).

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

42867230 is a wasteful number, since it uses less digits than its factorization.

42867230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 42867230 is about 6547.3070800139. The cubic root of 42867230 is about 349.9788558655.

The spelling of 42867230 in words is "forty-two million, eight hundred sixty-seven thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 167 190 193 266 334 386 665 835 965 1169 1330 1351 1670 1930 2338 2702 3173 3667 5845 6346 6755 7334 11690 13510 15865 18335 22211 25669 31730 32231 36670 44422 51338 64462 111055 128345 161155 222110 225617 256690 322310 451234 612389 1128085 1224778 2256170 3061945 4286723 6123890 8573446 21433615 42867230