4020341 has 6 divisors (see below), whose sum is σ = 4353570. Its totient is φ = 3710928.

The previous prime is 4020323. The next prime is 4020349. The reversal of 4020341 is 1430204.

It can be written as a sum of positive squares in 3 ways, for example, as 119716 + 3900625 = 346^2 + 1975^2 .

It is not a de Polignac number, because 4020341 - 2⁶ = 4020277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020349) 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 5 ways as a sum of consecutive naturals, for example, 11726 + ... + 12063.

It is an arithmetic number, because the mean of its divisors is an integer number (725595).

Almost surely, 2^4020341 is an apocalyptic number.

It is an amenable number.

4020341 is a deficient number, since it is larger than the sum of its proper divisors (333229).

4020341 is a wasteful number, since it uses less digits than its factorization.

4020341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23815 (or 23802 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 4020341 is about 2005.0788014440. The cubic root of 4020341 is about 159.0087280786.

Adding to 4020341 its reverse (1430204), we get a palindrome (5450545).

The spelling of 4020341 in words is "four million, twenty thousand, three hundred forty-one".