6856532 has 6 divisors (see below), whose sum is σ = 11998938. Its totient is φ = 3428264.

The previous prime is 6856529. The next prime is 6856537. The reversal of 6856532 is 2356586.

It can be written as a sum of positive squares in only one way, i.e., 4648336 + 2208196 = 2156^2 + 1486^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6856492 and 6856501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6856537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 857063 + ... + 857070.

It is an arithmetic number, because the mean of its divisors is an integer number (1999823).

Almost surely, 2^6856532 is an apocalyptic number.

It is an amenable number.

6856532 is a deficient number, since it is larger than the sum of its proper divisors (5142406).

6856532 is a wasteful number, since it uses less digits than its factorization.

6856532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714137 (or 1714135 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 6856532 is about 2618.4980427718. The cubic root of 6856532 is about 189.9772087159.

The spelling of 6856532 in words is "six million, eight hundred fifty-six thousand, five hundred thirty-two".