6442288 has 20 divisors (see below), whose sum is σ = 12577320. Its totient is φ = 3196544.

The previous prime is 6442283. The next prime is 6442301. The reversal of 6442288 is 8822446.

It is not an unprimeable number, because it can be changed into a prime (6442283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723 + ... + 3661.

It is an arithmetic number, because the mean of its divisors is an integer number (628866).

Almost surely, 2^6442288 is an apocalyptic number.

It is an amenable number.

6442288 is a deficient number, since it is larger than the sum of its proper divisors (6135032).

6442288 is a wasteful number, since it uses less digits than its factorization.

6442288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3084 (or 3078 counting only the distinct ones).

The product of its digits is 24576, while the sum is 34.

The square root of 6442288 is about 2538.1662672095. The cubic root of 6442288 is about 186.0715799574.

The spelling of 6442288 in words is "six million, four hundred forty-two thousand, two hundred eighty-eight".