6540246 has 24 divisors (see below), whose sum is σ = 14287104. Its totient is φ = 2162160.

The previous prime is 6540241. The next prime is 6540251. The reversal of 6540246 is 6420456.

It is a happy number.

6540246 is a `hidden beast` number, since 654 + 0 + 2 + 4 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (6540241) and next prime (6540251).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6540241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 856 + ... + 3716.

It is an arithmetic number, because the mean of its divisors is an integer number (595296).

Almost surely, 2^6540246 is an apocalyptic number.

6540246 is an abundant number, since it is smaller than the sum of its proper divisors (7746858).

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

6540246 is a wasteful number, since it uses less digits than its factorization.

6540246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2996 (or 2993 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 6540246 is about 2557.3904668627. The cubic root of 6540246 is about 187.0099416107.

It can be divided in two parts, 6540 and 246, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 6540246 in words is "six million, five hundred forty thousand, two hundred forty-six".