6338240 has 56 divisors (see below), whose sum is σ = 15636240. Its totient is φ = 2444288.

The previous prime is 6338239. The next prime is 6338257. The reversal of 6338240 is 428336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8939 + ... + 9621.

Almost surely, 2^6338240 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 6338240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7818120).

6338240 is an abundant number, since it is smaller than the sum of its proper divisors (9298000).

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

6338240 is a wasteful number, since it uses less digits than its factorization.

6338240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729 (or 719 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 6338240 is about 2517.5861454973. The cubic root of 6338240 is about 185.0644041651.

The spelling of 6338240 in words is "six million, three hundred thirty-eight thousand, two hundred forty".