6536340 has 36 divisors (see below), whose sum is σ = 19827444. Its totient is φ = 1742976.

The previous prime is 6536329. The next prime is 6536359. The reversal of 6536340 is 436356.

6536340 is a `hidden beast` number, since 653 + 6 + 3 + 4 + 0 = 666.

6536340 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1527696 + 5008644 = 1236^2 + 2238^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17977 + ... + 18336.

Almost surely, 2^6536340 is an apocalyptic number.

6536340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6536340 is an abundant number, since it is smaller than the sum of its proper divisors (13291104).

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

6536340 is a wasteful number, since it uses less digits than its factorization.

6536340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36328 (or 36323 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 6536340 is about 2556.6266837378. The cubic root of 6536340 is about 186.9727051776.

The spelling of 6536340 in words is "six million, five hundred thirty-six thousand, three hundred forty".