6458887 has 2 divisors, whose sum is σ = 6458888. Its totient is φ = 6458886.

The previous prime is 6458869. The next prime is 6458897. The reversal of 6458887 is 7888546.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6458887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6458897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3229443 + 3229444.

It is an arithmetic number, because the mean of its divisors is an integer number (3229444).

Almost surely, 2^6458887 is an apocalyptic number.

6458887 is a deficient number, since it is larger than the sum of its proper divisors (1).

6458887 is an equidigital number, since it uses as much as digits as its factorization.

6458887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 430080, while the sum is 46.

The square root of 6458887 is about 2541.4340439996. The cubic root of 6458887 is about 186.2312516600.

The spelling of 6458887 in words is "six million, four hundred fifty-eight thousand, eight hundred eighty-seven".