4006241 has 2 divisors, whose sum is σ = 4006242. Its totient is φ = 4006240.

The previous prime is 4006231. The next prime is 4006243. The reversal of 4006241 is 1426004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4000000 + 6241 = 2000^2 + 79^2 .

It is a cyclic number.

It is not a de Polignac number, because 4006241 - 2¹⁴ = 3989857 is a prime.

It is a Sophie Germain prime.

Together with 4006243, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4006243) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2003120 + 2003121.

It is an arithmetic number, because the mean of its divisors is an integer number (2003121).

Almost surely, 2^4006241 is an apocalyptic number.

It is an amenable number.

4006241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4006241 is an equidigital number, since it uses as much as digits as its factorization.

4006241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 4006241 is about 2001.5596418793. The cubic root of 4006241 is about 158.8226203800.

It can be divided in two parts, 400 and 6241, that multiplied together give a square (2496400 = 1580²).

The spelling of 4006241 in words is "four million, six thousand, two hundred forty-one".