6534396 has 72 divisors (see below), whose sum is σ = 18673200. Its totient is φ = 1908480.

The previous prime is 6534389. The next prime is 6534419. The reversal of 6534396 is 6934356.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6534396.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11200 + ... + 11768.

It is an arithmetic number, because the mean of its divisors is an integer number (259350).

Almost surely, 2^6534396 is an apocalyptic number.

6534396 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6534396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9336600).

6534396 is an abundant number, since it is smaller than the sum of its proper divisors (12138804).

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

6534396 is a wasteful number, since it uses less digits than its factorization.

6534396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619 (or 614 counting only the distinct ones).

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

The square root of 6534396 is about 2556.2464669902. The cubic root of 6534396 is about 186.9541672304.

The spelling of 6534396 in words is "six million, five hundred thirty-four thousand, three hundred ninety-six".