Search a number
-
+
4839469 is a prime number
BaseRepresentation
bin10010011101100000101101
3100002212111121
4102131200231
52214330334
6251420541
756064145
oct22354055
910085447
104839469
112805a68
121754751
1310059bb
148dd925
15658db4
hex49d82d

4839469 has 2 divisors, whose sum is σ = 4839470. Its totient is φ = 4839468.

The previous prime is 4839437. The next prime is 4839487. The reversal of 4839469 is 9649384.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3849444 + 990025 = 1962^2 + 995^2 .

It is a cyclic number.

It is not a de Polignac number, because 4839469 - 25 = 4839437 is a prime.

It is a super-3 number, since 3×48394693 (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a d-powerful number, because it can be written as 43 + 8 + 37 + 94 + 45 + 66 + 97 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4839409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2419734 + 2419735.

It is an arithmetic number, because the mean of its divisors is an integer number (2419735).

Almost surely, 24839469 is an apocalyptic number.

It is an amenable number.

4839469 is a deficient number, since it is larger than the sum of its proper divisors (1).

4839469 is an equidigital number, since it uses as much as digits as its factorization.

4839469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 43.

The square root of 4839469 is about 2199.8793148716. The cubic root of 4839469 is about 169.1476249392.

The spelling of 4839469 in words is "four million, eight hundred thirty-nine thousand, four hundred sixty-nine".