6427238 has 4 divisors (see below), whose sum is σ = 9640860. Its totient is φ = 3213618.

The previous prime is 6427219. The next prime is 6427247. The reversal of 6427238 is 8327246.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606808 + ... + 1606811.

It is an arithmetic number, because the mean of its divisors is an integer number (2410215).

Almost surely, 2^6427238 is an apocalyptic number.

6427238 is a deficient number, since it is larger than the sum of its proper divisors (3213622).

6427238 is a wasteful number, since it uses less digits than its factorization.

6427238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213621.

The product of its digits is 16128, while the sum is 32.

The square root of 6427238 is about 2535.1997948880. The cubic root of 6427238 is about 185.9265713935.

The spelling of 6427238 in words is "six million, four hundred twenty-seven thousand, two hundred thirty-eight".