6355889 has 4 divisors (see below), whose sum is σ = 6632256. Its totient is φ = 6079524.

The previous prime is 6355879. The next prime is 6355903. The reversal of 6355889 is 9885536.

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 a de Polignac number, because none of the positive numbers 2^k-6355889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6355819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138149 + ... + 138194.

It is an arithmetic number, because the mean of its divisors is an integer number (1658064).

Almost surely, 2^6355889 is an apocalyptic number.

It is an amenable number.

6355889 is a deficient number, since it is larger than the sum of its proper divisors (276367).

6355889 is a wasteful number, since it uses less digits than its factorization.

6355889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276366.

The product of its digits is 259200, while the sum is 44.

The square root of 6355889 is about 2521.0888520637. The cubic root of 6355889 is about 185.2360172491.

The spelling of 6355889 in words is "six million, three hundred fifty-five thousand, eight hundred eighty-nine".