3144238 has 16 divisors (see below), whose sum is σ = 5093280. Its totient is φ = 1451296.

The previous prime is 3144221. The next prime is 3144257. The reversal of 3144238 is 8324413.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156 + ... + 2512.

It is an arithmetic number, because the mean of its divisors is an integer number (318330).

Almost surely, 2^3144238 is an apocalyptic number.

3144238 is a deficient number, since it is larger than the sum of its proper divisors (1949042).

3144238 is a wasteful number, since it uses less digits than its factorization.

3144238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411.

The product of its digits is 2304, while the sum is 25.

The square root of 3144238 is about 1773.1999323257. The cubic root of 3144238 is about 146.5002853842.

The spelling of 3144238 in words is "three million, one hundred forty-four thousand, two hundred thirty-eight".