6293891 has 2 divisors, whose sum is σ = 6293892. Its totient is φ = 6293890.

The previous prime is 6293879. The next prime is 6293939. The reversal of 6293891 is 1983926.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6293891 - 2⁶ = 6293827 is a prime.

It is a super-2 number, since 2×6293891² = 79226127839762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6293801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3146945 + 3146946.

It is an arithmetic number, because the mean of its divisors is an integer number (3146946).

Almost surely, 2^6293891 is an apocalyptic number.

6293891 is a deficient number, since it is larger than the sum of its proper divisors (1).

6293891 is an equidigital number, since it uses as much as digits as its factorization.

6293891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 38.

The square root of 6293891 is about 2508.7628425182. The cubic root of 6293891 is about 184.6317583724.

The spelling of 6293891 in words is "six million, two hundred ninety-three thousand, eight hundred ninety-one".