6314440 has 64 divisors (see below), whose sum is σ = 15759360. Its totient is φ = 2257920.

The previous prime is 6314393. The next prime is 6314447. The reversal of 6314440 is 444136.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (6314447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49657 + ... + 49783.

It is an arithmetic number, because the mean of its divisors is an integer number (246240).

Almost surely, 2^6314440 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 6314440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7879680).

6314440 is an abundant number, since it is smaller than the sum of its proper divisors (9444920).

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

6314440 is a wasteful number, since it uses less digits than its factorization.

6314440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 6314440 is about 2512.8549500518. The cubic root of 6314440 is about 184.8324755680.

Adding to 6314440 its reverse (444136), we get a palindrome (6758576).

The spelling of 6314440 in words is "six million, three hundred fourteen thousand, four hundred forty".