4458491 has 2 divisors, whose sum is σ = 4458492. Its totient is φ = 4458490.

The previous prime is 4458473. The next prime is 4458497. The reversal of 4458491 is 1948544.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4458491 - 2¹⁴ = 4442107 is a prime.

It is not a weakly prime, because it can be changed into another prime (4458497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2229245 + 2229246.

It is an arithmetic number, because the mean of its divisors is an integer number (2229246).

Almost surely, 2^4458491 is an apocalyptic number.

4458491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4458491 is an equidigital number, since it uses as much as digits as its factorization.

4458491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 4458491 is about 2111.5139118651. The cubic root of 4458491 is about 164.5871650588.

The spelling of 4458491 in words is "four million, four hundred fifty-eight thousand, four hundred ninety-one".