6539152 has 40 divisors (see below), whose sum is σ = 13894200. Its totient is φ = 2967552.

The previous prime is 6539149. The next prime is 6539167. The reversal of 6539152 is 2519356.

It can be written as a sum of positive squares in 4 ways, for example, as 2027776 + 4511376 = 1424^2 + 2124^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7474 + ... + 8302.

It is an arithmetic number, because the mean of its divisors is an integer number (347355).

Almost surely, 2^6539152 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 6539152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6947100).

6539152 is an abundant number, since it is smaller than the sum of its proper divisors (7355048).

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

6539152 is a wasteful number, since it uses less digits than its factorization.

6539152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883 (or 877 counting only the distinct ones).

The product of its digits is 8100, while the sum is 31.

The square root of 6539152 is about 2557.1765680140. The cubic root of 6539152 is about 186.9995138539. Note that the first 3 decimals are identical.

The spelling of 6539152 in words is "six million, five hundred thirty-nine thousand, one hundred fifty-two".