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BaseRepresentation
bin10000001011110111001111
321222120011021
4100023313033
52041233040
6230535011
751030646
oct20136717
97876137
104242895
112438828
121507467
13b572b7
147c635d
1558c24a
hex40bdcf

4242895 has 4 divisors (see below), whose sum is σ = 5091480. Its totient is φ = 3394312.

The previous prime is 4242893. The next prime is 4242907. The reversal of 4242895 is 5982424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4242895 - 21 = 4242893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4242895.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4242893) 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 3 ways as a sum of consecutive naturals, for example, 424285 + ... + 424294.

It is an arithmetic number, because the mean of its divisors is an integer number (1272870).

Almost surely, 24242895 is an apocalyptic number.

4242895 is a deficient number, since it is larger than the sum of its proper divisors (848585).

4242895 is an equidigital number, since it uses as much as digits as its factorization.

4242895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848584.

The product of its digits is 23040, while the sum is 34.

The square root of 4242895 is about 2059.8288763876. The cubic root of 4242895 is about 161.8902752389.

The spelling of 4242895 in words is "four million, two hundred forty-two thousand, eight hundred ninety-five".

Divisors: 1 5 848579 4242895