6240248644 has 24 divisors (see below), whose sum is σ = 12513448640. Its totient is φ = 2667331296.

The previous prime is 6240248621. The next prime is 6240248647. The reversal of 6240248644 is 4468420426.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6240248597 and 6240248606.

It is not an unprimeable number, because it can be changed into a prime (6240248647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283407 + ... + 304630.

Almost surely, 2^6240248644 is an apocalyptic number.

It is an amenable number.

6240248644 is an abundant number, since it is smaller than the sum of its proper divisors (6273199996).

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

6240248644 is a wasteful number, since it uses less digits than its factorization.

6240248644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588427 (or 588425 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 40.

The square root of 6240248644 is about 78995.2444391433. The cubic root of 6240248644 is about 1841.0572692641.

The spelling of 6240248644 in words is "six billion, two hundred forty million, two hundred forty-eight thousand, six hundred forty-four".