4458457 has 2 divisors, whose sum is σ = 4458458. Its totient is φ = 4458456.

The previous prime is 4458409. The next prime is 4458473. The reversal of 4458457 is 7548544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3426201 + 1032256 = 1851^2 + 1016^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4458457 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 4⁵ + 4⁹ + 5 + 8³ + 4¹¹ + 5³ + 7³ .

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, 2229228 + 2229229.

It is an arithmetic number, because the mean of its divisors is an integer number (2229229).

Almost surely, 2^4458457 is an apocalyptic number.

It is an amenable number.

4458457 is a deficient number, since it is larger than the sum of its proper divisors (1).

4458457 is an equidigital number, since it uses as much as digits as its factorization.

4458457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 89600, while the sum is 37.

The square root of 4458457 is about 2111.5058607544. The cubic root of 4458457 is about 164.5867466828.

The spelling of 4458457 in words is "four million, four hundred fifty-eight thousand, four hundred fifty-seven".