6134440 has 64 divisors (see below), whose sum is σ = 15240960. Its totient is φ = 2208000.

The previous prime is 6134419. The next prime is 6134441. The reversal of 6134440 is 444316.

It is a happy number.

It is a super-2 number, since 2×6134440² = 75262708227200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6134441) 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, 24315 + ... + 24565.

It is an arithmetic number, because the mean of its divisors is an integer number (238140).

Almost surely, 2^6134440 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 6134440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7620480).

6134440 is an abundant number, since it is smaller than the sum of its proper divisors (9106520).

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

6134440 is a wasteful number, since it uses less digits than its factorization.

6134440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 318 counting only the distinct ones).

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

The square root of 6134440 is about 2476.7801678793. The cubic root of 6134440 is about 183.0592341120.

Adding to 6134440 its reverse (444316), we get a palindrome (6578756).

The spelling of 6134440 in words is "six million, one hundred thirty-four thousand, four hundred forty".