6409255 has 8 divisors (see below), whose sum is σ = 8143632. Its totient is φ = 4825728.

The previous prime is 6409253. The next prime is 6409267. The reversal of 6409255 is 5529046.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6409255 - 2¹ = 6409253 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6409253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37617 + ... + 37786.

It is an arithmetic number, because the mean of its divisors is an integer number (1017954).

Almost surely, 2^6409255 is an apocalyptic number.

6409255 is a deficient number, since it is larger than the sum of its proper divisors (1734377).

6409255 is a wasteful number, since it uses less digits than its factorization.

6409255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75425.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 6409255 is about 2531.6506473050. The cubic root of 6409255 is about 185.7530058741.

The spelling of 6409255 in words is "six million, four hundred nine thousand, two hundred fifty-five".