Base | Representation |
---|---|
bin | 10000001001110011001000 |
3 | 21222010120010 |
4 | 100021303020 |
5 | 2041000230 |
6 | 230431520 |
7 | 50664210 |
oct | 20116310 |
9 | 7863503 |
10 | 4234440 |
11 | 2432441 |
12 | 15025a0 |
13 | b534b2 |
14 | 7c3240 |
15 | 5899b0 |
hex | 409cc8 |
4234440 has 96 divisors (see below), whose sum is σ = 14725440. Its totient is φ = 954240.
The previous prime is 4234429. The next prime is 4234453. The reversal of 4234440 is 444324.
It is a super-3 number, since 3×42344403 (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59605 + ... + 59675.
It is an arithmetic number, because the mean of its divisors is an integer number (153390).
Almost surely, 24234440 is an apocalyptic number.
4234440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4234440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7362720).
4234440 is an abundant number, since it is smaller than the sum of its proper divisors (10491000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4234440 is a wasteful number, since it uses less digits than its factorization.
4234440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163 (or 88 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 21.
The square root of 4234440 is about 2057.7754979589. The cubic root of 4234440 is about 161.7826684834.
Adding to 4234440 its reverse (444324), we get a palindrome (4678764).
The spelling of 4234440 in words is "four million, two hundred thirty-four thousand, four hundred forty".
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