6442260 has 96 divisors (see below), whose sum is σ = 20224512. Its totient is φ = 1518720.

The previous prime is 6442259. The next prime is 6442279. The reversal of 6442260 is 622446.

It is a self number, because there is not a number n which added to its sum of digits gives 6442260.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28267 + ... + 28493.

It is an arithmetic number, because the mean of its divisors is an integer number (210672).

Almost surely, 2^6442260 is an apocalyptic number.

6442260 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6442260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10112256).

6442260 is an abundant number, since it is smaller than the sum of its proper divisors (13782252).

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

6442260 is a wasteful number, since it uses less digits than its factorization.

6442260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 6442260 is about 2538.1607514104. The cubic root of 6442260 is about 186.0713103838.

It can be divided in two parts, 64 and 42260, that added together give a palindrome (42324).

The spelling of 6442260 in words is "six million, four hundred forty-two thousand, two hundred sixty".