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42223312 = 248273191
BaseRepresentation
bin1010000100010…
…0011011010000
32221110011111101
42201010123100
541302121222
64104554144
71021615015
oct241043320
987404441
1042223312
1121919aaa
1212182954
138994811
14587170c
153a90927
hex28446d0

42223312 has 20 divisors (see below), whose sum is σ = 81932256. Its totient is φ = 21079520.

The previous prime is 42223303. The next prime is 42223361. The reversal of 42223312 is 21332224.

It is a self number, because there is not a number n which added to its sum of digits gives 42223312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11637 + ... + 14827.

Almost surely, 242223312 is an apocalyptic number.

It is an amenable number.

42223312 is a deficient number, since it is larger than the sum of its proper divisors (39708944).

42223312 is a wasteful number, since it uses less digits than its factorization.

42223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4026 (or 4020 counting only the distinct ones).

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

The square root of 42223312 is about 6497.9467526289. The cubic root of 42223312 is about 348.2176381161.

Adding to 42223312 its reverse (21332224), we get a palindrome (63555536).

The spelling of 42223312 in words is "forty-two million, two hundred twenty-three thousand, three hundred twelve".

Divisors: 1 2 4 8 16 827 1654 3191 3308 6382 6616 12764 13232 25528 51056 2638957 5277914 10555828 21111656 42223312