4891241 has 2 divisors, whose sum is σ = 4891242. Its totient is φ = 4891240.

The previous prime is 4891217. The next prime is 4891247. The reversal of 4891241 is 1421984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4116841 + 774400 = 2029^2 + 880^2 .

It is a cyclic number.

It is not a de Polignac number, because 4891241 - 2¹⁰ = 4890217 is a prime.

It is not a weakly prime, because it can be changed into another prime (4891247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2445620 + 2445621.

It is an arithmetic number, because the mean of its divisors is an integer number (2445621).

Almost surely, 2^4891241 is an apocalyptic number.

It is an amenable number.

4891241 is a deficient number, since it is larger than the sum of its proper divisors (1).

4891241 is an equidigital number, since it uses as much as digits as its factorization.

4891241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 29.

The square root of 4891241 is about 2211.6150207484. The cubic root of 4891241 is about 169.7486597254.

The spelling of 4891241 in words is "four million, eight hundred ninety-one thousand, two hundred forty-one".