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42223060 = 22511281683
BaseRepresentation
bin1010000100010…
…0010111010100
32221110011011001
42201010113110
541302114220
64104553044
71021614205
oct241042724
987404131
1042223060
11219198a0
1212182784
138994679
1458715ac
153a9080a
hex28445d4

42223060 has 48 divisors (see below), whose sum is σ = 97215552. Its totient is φ = 15276800.

The previous prime is 42223037. The next prime is 42223063. The reversal of 42223060 is 6032224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42223063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61479 + ... + 62161.

It is an arithmetic number, because the mean of its divisors is an integer number (2025324).

Almost surely, 242223060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42223060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48607776).

42223060 is an abundant number, since it is smaller than the sum of its proper divisors (54992492).

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

42223060 is a wasteful number, since it uses less digits than its factorization.

42223060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 42223060 is about 6497.9273618593. The cubic root of 42223060 is about 348.2169453627.

Adding to 42223060 its reverse (6032224), we get a palindrome (48255284).

The spelling of 42223060 in words is "forty-two million, two hundred twenty-three thousand, sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 281 562 683 1124 1366 1405 2732 2810 3091 3415 5620 6182 6830 7513 12364 13660 15026 15455 30052 30910 37565 61820 75130 150260 191923 383846 767692 959615 1919230 2111153 3838460 4222306 8444612 10555765 21111530 42223060