6323540 has 12 divisors (see below), whose sum is σ = 13279476. Its totient is φ = 2529408.

The previous prime is 6323519. The next prime is 6323557. The reversal of 6323540 is 453236.

It can be written as a sum of positive squares in 2 ways, for example, as 1359556 + 4963984 = 1166^2 + 2228^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 158069 + ... + 158108.

It is an arithmetic number, because the mean of its divisors is an integer number (1106623).

Almost surely, 2^6323540 is an apocalyptic number.

It is an amenable number.

6323540 is an abundant number, since it is smaller than the sum of its proper divisors (6955936).

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

6323540 is a wasteful number, since it uses less digits than its factorization.

6323540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316186 (or 316184 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 6323540 is about 2514.6649876276. The cubic root of 6323540 is about 184.9212228512.

Adding to 6323540 its reverse (453236), we get a palindrome (6776776).

The spelling of 6323540 in words is "six million, three hundred twenty-three thousand, five hundred forty".