Search a number
-
+
4238808 = 2337231097
BaseRepresentation
bin10000001010110111011000
321222100112220
4100022313120
52041120213
6230504040
751013020
oct20126730
97870486
104238808
112435752
121505020
13b55492
147c4a80
1558ae23
hex40add8

4238808 has 64 divisors (see below), whose sum is σ = 12648960. Its totient is φ = 1157376.

The previous prime is 4238807. The next prime is 4238813. The reversal of 4238808 is 8088324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238807) 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, 3316 + ... + 4412.

It is an arithmetic number, because the mean of its divisors is an integer number (197640).

Almost surely, 24238808 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 4238808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6324480).

4238808 is an abundant number, since it is smaller than the sum of its proper divisors (8410152).

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

4238808 is a wasteful number, since it uses less digits than its factorization.

4238808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136 (or 1132 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 4238808 is about 2058.8365646646. The cubic root of 4238808 is about 161.8382778713.

The spelling of 4238808 in words is "four million, two hundred thirty-eight thousand, eight hundred eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 23 24 28 42 46 56 69 84 92 138 161 168 184 276 322 483 552 644 966 1097 1288 1932 2194 3291 3864 4388 6582 7679 8776 13164 15358 23037 25231 26328 30716 46074 50462 61432 75693 92148 100924 151386 176617 184296 201848 302772 353234 529851 605544 706468 1059702 1412936 2119404 4238808