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4238941 = 7286509
BaseRepresentation
bin10000001010111001011101
321222100201211
4100022321131
52041121231
6230504421
751013300
oct20127135
97870654
104238941
112435863
121505111
13b55565
147c4b37
1558aeb1
hex40ae5d

4238941 has 6 divisors (see below), whose sum is σ = 4931070. Its totient is φ = 3633336.

The previous prime is 4238929. The next prime is 4238953. The reversal of 4238941 is 1498324.

It is an interprime number because it is at equal distance from previous prime (4238929) and next prime (4238953).

It can be written as a sum of positive squares in only one way, i.e., 3136441 + 1102500 = 1771^2 + 1050^2 .

It is not a de Polignac number, because 4238941 - 27 = 4238813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238911) 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 in 5 ways as a sum of consecutive naturals, for example, 43206 + ... + 43303.

It is an arithmetic number, because the mean of its divisors is an integer number (821845).

Almost surely, 24238941 is an apocalyptic number.

It is an amenable number.

4238941 is a deficient number, since it is larger than the sum of its proper divisors (692129).

4238941 is an equidigital number, since it uses as much as digits as its factorization.

4238941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86523 (or 86516 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 4238941 is about 2058.8688642068. The cubic root of 4238941 is about 161.8399705064.

It can be divided in two parts, 42 and 38941, that added together give a palindrome (38983).

The spelling of 4238941 in words is "four million, two hundred thirty-eight thousand, nine hundred forty-one".

Divisors: 1 7 49 86509 605563 4238941