6532538 has 4 divisors (see below), whose sum is σ = 9798810. Its totient is φ = 3266268.

The previous prime is 6532531. The next prime is 6532541. The reversal of 6532538 is 8352356.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4231249 + 2301289 = 2057^2 + 1517^2 .

It is not an unprimeable number, because it can be changed into a prime (6532531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1633133 + ... + 1633136.

Almost surely, 2^6532538 is an apocalyptic number.

6532538 is a deficient number, since it is larger than the sum of its proper divisors (3266272).

6532538 is a wasteful number, since it uses less digits than its factorization.

6532538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3266271.

The product of its digits is 21600, while the sum is 32.

The square root of 6532538 is about 2555.8830176673. The cubic root of 6532538 is about 186.9364459408.

The spelling of 6532538 in words is "six million, five hundred thirty-two thousand, five hundred thirty-eight".