6394272 has 48 divisors (see below), whose sum is σ = 17186400. Its totient is φ = 2080512.

The previous prime is 6394249. The next prime is 6394273. The reversal of 6394272 is 2724936.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (6394273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3354 + ... + 4902.

It is an arithmetic number, because the mean of its divisors is an integer number (358050).

Almost surely, 2^6394272 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 6394272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8593200).

6394272 is an abundant number, since it is smaller than the sum of its proper divisors (10792128).

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

6394272 is a wasteful number, since it uses less digits than its factorization.

6394272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605 (or 1597 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 6394272 is about 2528.6897793126. The cubic root of 6394272 is about 185.6081471850.

It can be divided in two parts, 6394 and 272, that added together give a palindrome (6666).

The spelling of 6394272 in words is "six million, three hundred ninety-four thousand, two hundred seventy-two".