6258561 has 4 divisors (see below), whose sum is σ = 8344752. Its totient is φ = 4172372.

The previous prime is 6258557. The next prime is 6258563. The reversal of 6258561 is 1658526.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6258561 - 2² = 6258557 is a prime.

It is a D-number.

6258561 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6258563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1043091 + ... + 1043096.

It is an arithmetic number, because the mean of its divisors is an integer number (2086188).

Almost surely, 2^6258561 is an apocalyptic number.

It is an amenable number.

6258561 is a deficient number, since it is larger than the sum of its proper divisors (2086191).

6258561 is a wasteful number, since it uses less digits than its factorization.

6258561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086190.

The product of its digits is 14400, while the sum is 33.

The square root of 6258561 is about 2501.7116140755. The cubic root of 6258561 is about 184.2856405436.

The spelling of 6258561 in words is "six million, two hundred fifty-eight thousand, five hundred sixty-one".