6245887 has 2 divisors, whose sum is σ = 6245888. Its totient is φ = 6245886.

The previous prime is 6245873. The next prime is 6245909. The reversal of 6245887 is 7885426.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6245887 is a prime.

It is a super-2 number, since 2×6245887² = 78022208833538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6245087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3122943 + 3122944.

It is an arithmetic number, because the mean of its divisors is an integer number (3122944).

Almost surely, 2^6245887 is an apocalyptic number.

6245887 is a deficient number, since it is larger than the sum of its proper divisors (1).

6245887 is an equidigital number, since it uses as much as digits as its factorization.

6245887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 40.

The square root of 6245887 is about 2499.1772646213. The cubic root of 6245887 is about 184.1611596077.

The spelling of 6245887 in words is "six million, two hundred forty-five thousand, eight hundred eighty-seven".