6543396 has 48 divisors (see below), whose sum is σ = 17371200. Its totient is φ = 2128896.

The previous prime is 6543389. The next prime is 6543403. The reversal of 6543396 is 6933456.

It is an interprime number because it is at equal distance from previous prime (6543389) and next prime (6543403).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 6³ + 5⁷ + 4⁴ + 3³ + 3⁷ + 9⁷ + 6⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 6543396.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3940 + ... + 5348.

It is an arithmetic number, because the mean of its divisors is an integer number (361900).

Almost surely, 2^6543396 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 6543396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8685600).

6543396 is an abundant number, since it is smaller than the sum of its proper divisors (10827804).

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

6543396 is a wasteful number, since it uses less digits than its factorization.

6543396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465 (or 1457 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 6543396 is about 2558.0062548790. The cubic root of 6543396 is about 187.0399601945.

The spelling of 6543396 in words is "six million, five hundred forty-three thousand, three hundred ninety-six".