6243662240 has 96 divisors (see below), whose sum is σ = 14968437120. Its totient is φ = 2460847104.

The previous prime is 6243662239. The next prime is 6243662287. The reversal of 6243662240 is 422663426.

It is a self number, because there is not a number n which added to its sum of digits gives 6243662240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3740126 + ... + 3741794.

It is an arithmetic number, because the mean of its divisors is an integer number (155921220).

Almost surely, 2^6243662240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6243662240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7484218560).

6243662240 is an abundant number, since it is smaller than the sum of its proper divisors (8724774880).

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

6243662240 is a wasteful number, since it uses less digits than its factorization.

6243662240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014 (or 2006 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

The square root of 6243662240 is about 79016.8478237395. The cubic root of 6243662240 is about 1841.3929118791.

The spelling of 6243662240 in words is "six billion, two hundred forty-three million, six hundred sixty-two thousand, two hundred forty".