6442298 has 8 divisors (see below), whose sum is σ = 9674292. Its totient is φ = 3217536.

The previous prime is 6442283. The next prime is 6442301. The reversal of 6442298 is 8922446.

It can be written as a sum of positive squares in 2 ways, for example, as 6436369 + 5929 = 2537^2 + 77^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2186 + ... + 4202.

Almost surely, 2^6442298 is an apocalyptic number.

6442298 is a deficient number, since it is larger than the sum of its proper divisors (3231994).

6442298 is a wasteful number, since it uses less digits than its factorization.

6442298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3616.

The product of its digits is 27648, while the sum is 35.

The square root of 6442298 is about 2538.1682371348. The cubic root of 6442298 is about 186.0716762334.

It can be divided in two parts, 64 and 42298, that multiplied together give a palindrome (2707072).

The spelling of 6442298 in words is "six million, four hundred forty-two thousand, two hundred ninety-eight".