6539252 has 12 divisors (see below), whose sum is σ = 11496576. Its totient is φ = 3254520.

The previous prime is 6539243. The next prime is 6539263. The reversal of 6539252 is 2529356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2774 + ... + 4557.

It is an arithmetic number, because the mean of its divisors is an integer number (958048).

Almost surely, 2^6539252 is an apocalyptic number.

It is an amenable number.

6539252 is a deficient number, since it is larger than the sum of its proper divisors (4957324).

6539252 is a wasteful number, since it uses less digits than its factorization.

6539252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7558 (or 7556 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 6539252 is about 2557.1961207541. The cubic root of 6539252 is about 187.0004670792. Note that the first 3 decimals are identical.

The spelling of 6539252 in words is "six million, five hundred thirty-nine thousand, two hundred fifty-two".