6546408 has 64 divisors (see below), whose sum is σ = 18083520. Its totient is φ = 1958400.

The previous prime is 6546403. The next prime is 6546409. The reversal of 6546408 is 8046456.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (6546403) 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 15 ways as a sum of consecutive naturals, for example, 36078 + ... + 36258.

It is an arithmetic number, because the mean of its divisors is an integer number (282555).

Almost surely, 2^6546408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6546408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9041760).

6546408 is an abundant number, since it is smaller than the sum of its proper divisors (11537112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6546408 is a wasteful number, since it uses less digits than its factorization.

6546408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 334 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 6546408 is about 2558.5949269081. The cubic root of 6546408 is about 187.0686546696.

The spelling of 6546408 in words is "six million, five hundred forty-six thousand, four hundred eight".