6813532 has 24 divisors (see below), whose sum is σ = 13774320. Its totient is φ = 2914560.

The previous prime is 6813529. The next prime is 6813539. The reversal of 6813532 is 2353186.

It is a self number, because there is not a number n which added to its sum of digits gives 6813532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6813539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3807 + ... + 5302.

It is an arithmetic number, because the mean of its divisors is an integer number (573930).

Almost surely, 2^6813532 is an apocalyptic number.

It is an amenable number.

6813532 is an abundant number, since it is smaller than the sum of its proper divisors (6960788).

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

6813532 is a wasteful number, since it uses less digits than its factorization.

6813532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9141 (or 9139 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 6813532 is about 2610.2743150864. The cubic root of 6813532 is about 189.5792350870.

The spelling of 6813532 in words is "six million, eight hundred thirteen thousand, five hundred thirty-two".