4098641 has 2 divisors, whose sum is σ = 4098642. Its totient is φ = 4098640.

The previous prime is 4098637. The next prime is 4098659. The reversal of 4098641 is 1468904.

4098641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4060225 + 38416 = 2015^2 + 196^2 .

It is a cyclic number.

It is not a de Polignac number, because 4098641 - 2² = 4098637 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4098598 and 4098607.

It is not a weakly prime, because it can be changed into another prime (4098691) 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 as a sum of consecutive naturals, namely, 2049320 + 2049321.

It is an arithmetic number, because the mean of its divisors is an integer number (2049321).

Almost surely, 2^4098641 is an apocalyptic number.

It is an amenable number.

4098641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4098641 is an equidigital number, since it uses as much as digits as its factorization.

4098641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 4098641 is about 2024.5100641884. The cubic root of 4098641 is about 160.0343806326.

The spelling of 4098641 in words is "four million, ninety-eight thousand, six hundred forty-one".