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3842029 is a prime number
BaseRepresentation
bin1110101001111111101101
321020012021101
432221333231
51440421104
6214203101
744441152
oct16517755
97205241
103842029
112194634
121353491
13a469b9
14720229
1550d5a4
hex3a9fed

3842029 has 2 divisors, whose sum is σ = 3842030. Its totient is φ = 3842028.

The previous prime is 3842011. The next prime is 3842077. The reversal of 3842029 is 9202483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3337929 + 504100 = 1827^2 + 710^2 .

It is a cyclic number.

It is not a de Polignac number, because 3842029 - 25 = 3841997 is a prime.

It is a super-2 number, since 2×38420292 = 29522373673682, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3841988 and 3842006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3842089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1921014 + 1921015.

It is an arithmetic number, because the mean of its divisors is an integer number (1921015).

Almost surely, 23842029 is an apocalyptic number.

It is an amenable number.

3842029 is a deficient number, since it is larger than the sum of its proper divisors (1).

3842029 is an equidigital number, since it uses as much as digits as its factorization.

3842029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 3842029 is about 1960.1094357204. The cubic root of 3842029 is about 156.6222815767.

The spelling of 3842029 in words is "three million, eight hundred forty-two thousand, twenty-nine".