Search a number
-
+
4839285 = 3511139211
BaseRepresentation
bin10010011101011101110101
3100002212020210
4102131131311
52214324120
6251420033
756063463
oct22353565
910085223
104839285
112805910
121754619
1310058a9
148dd833
15658ce0
hex49d775

4839285 has 32 divisors (see below), whose sum is σ = 8547840. Its totient is φ = 2318400.

The previous prime is 4839283. The next prime is 4839311. The reversal of 4839285 is 5829384.

It is a happy number.

It is not a de Polignac number, because 4839285 - 21 = 4839283 is a prime.

It is a super-2 number, since 2×48392852 = 46837358622450, which contains 22 as substring.

It is a d-powerful number, because it can be written as 42 + 83 + 39 + 97 + 214 + 84 + 56 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4839283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22830 + ... + 23040.

It is an arithmetic number, because the mean of its divisors is an integer number (267120).

Almost surely, 24839285 is an apocalyptic number.

It is an amenable number.

4839285 is a deficient number, since it is larger than the sum of its proper divisors (3708555).

4839285 is a wasteful number, since it uses less digits than its factorization.

4839285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369.

The product of its digits is 69120, while the sum is 39.

The square root of 4839285 is about 2199.8374939981. The cubic root of 4839285 is about 169.1454812084.

Subtracting 4839285 from its reverse (5829384), we obtain a palindrome (990099).

The spelling of 4839285 in words is "four million, eight hundred thirty-nine thousand, two hundred eighty-five".

Divisors: 1 3 5 11 15 33 55 139 165 211 417 633 695 1055 1529 2085 2321 3165 4587 6963 7645 11605 22935 29329 34815 87987 146645 322619 439935 967857 1613095 4839285