2316238 has 16 divisors (see below), whose sum is σ = 3712896. Its totient is φ = 1081080.

The previous prime is 2316203. The next prime is 2316239. The reversal of 2316238 is 8326132.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2316239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1393 + ... + 2563.

It is an arithmetic number, because the mean of its divisors is an integer number (232056).

2^2316238 is an apocalyptic number.

2316238 is the 814-th centered heptagonal number.

2316238 is a deficient number, since it is larger than the sum of its proper divisors (1396658).

2316238 is a wasteful number, since it uses less digits than its factorization.

2316238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239.

The product of its digits is 1728, while the sum is 25.

The square root of 2316238 is about 1521.9191831369. The cubic root of 2316238 is about 132.3105254313.

It can be divided in two parts, 23 and 16238, that added together give a palindrome (16261).

The spelling of 2316238 in words is "two million, three hundred sixteen thousand, two hundred thirty-eight".