6313840 has 60 divisors (see below), whose sum is σ = 15929784. Its totient is φ = 2326272.

The previous prime is 6313831. The next prime is 6313861. The reversal of 6313840 is 483136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13287 + ... + 13753.

Almost surely, 2^6313840 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 6313840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7964892).

6313840 is an abundant number, since it is smaller than the sum of its proper divisors (9615944).

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

6313840 is a wasteful number, since it uses less digits than its factorization.

6313840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 6313840 is about 2512.7355610967. The cubic root of 6313840 is about 184.8266211033.

Adding to 6313840 its reverse (483136), we get a palindrome (6796976).

The spelling of 6313840 in words is "six million, three hundred thirteen thousand, eight hundred forty".