6240636 has 36 divisors (see below), whose sum is σ = 16462992. Its totient is φ = 1989504.

The previous prime is 6240631. The next prime is 6240671. The reversal of 6240636 is 6360426.

6240636 is a `hidden beast` number, since 6 + 24 + 0 + 636 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6240631) 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, 2941 + ... + 4596.

Almost surely, 2^6240636 is an apocalyptic number.

It is an amenable number.

6240636 is an abundant number, since it is smaller than the sum of its proper divisors (10222356).

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

6240636 is a wasteful number, since it uses less digits than its factorization.

6240636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7570 (or 7565 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 6240636 is about 2498.1264979980. The cubic root of 6240636 is about 184.1095362288.

The spelling of 6240636 in words is "six million, two hundred forty thousand, six hundred thirty-six".