6334540 has 48 divisors (see below), whose sum is σ = 14563584. Its totient is φ = 2304000.

The previous prime is 6334513. The next prime is 6334547. The reversal of 6334540 is 454336.

It is not an unprimeable number, because it can be changed into a prime (6334547) 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, 10240 + ... + 10840.

It is an arithmetic number, because the mean of its divisors is an integer number (303408).

Almost surely, 2^6334540 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 6334540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7281792).

6334540 is an abundant number, since it is smaller than the sum of its proper divisors (8229044).

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

6334540 is a wasteful number, since it uses less digits than its factorization.

6334540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658 (or 656 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 6334540 is about 2516.8512073621. The cubic root of 6334540 is about 185.0283861969.

Adding to 6334540 its reverse (454336), we get a palindrome (6788876).

The spelling of 6334540 in words is "six million, three hundred thirty-four thousand, five hundred forty".