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242024636 = 22767129011
BaseRepresentation
bin11100110110100…
…00000010111100
3121212102010101102
432123100002330
5443424242021
640003232232
75666114120
oct1633200274
9555363342
10242024636
11114686767
1269078678
133b1ac559
1424201580
15163ab00b
hexe6d00bc

242024636 has 24 divisors (see below), whose sum is σ = 491277696. Its totient is φ = 102175920.

The previous prime is 242024623. The next prime is 242024639. The reversal of 242024636 is 636420242.

It is a junction number, because it is equal to n+sod(n) for n = 242024599 and 242024608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242024639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62630 + ... + 66381.

It is an arithmetic number, because the mean of its divisors is an integer number (20469904).

Almost surely, 2242024636 is an apocalyptic number.

It is an amenable number.

242024636 is an abundant number, since it is smaller than the sum of its proper divisors (249253060).

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

242024636 is a wasteful number, since it uses less digits than its factorization.

242024636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129089 (or 129087 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 242024636 is about 15557.1409969827. The cubic root of 242024636 is about 623.1891142292.

Adding to 242024636 its reverse (636420242), we get a palindrome (878444878).

The spelling of 242024636 in words is "two hundred forty-two million, twenty-four thousand, six hundred thirty-six".

Divisors: 1 2 4 7 14 28 67 134 268 469 938 1876 129011 258022 516044 903077 1806154 3612308 8643737 17287474 34574948 60506159 121012318 242024636