2318236 has 12 divisors (see below), whose sum is σ = 4074840. Its totient is φ = 1154000.

The previous prime is 2318191. The next prime is 2318237. The reversal of 2318236 is 6328132.

It is a self number, because there is not a number n which added to its sum of digits gives 2318236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2318237) 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 3 ways as a sum of consecutive naturals, for example, 151 + ... + 2158.

It is an arithmetic number, because the mean of its divisors is an integer number (339570).

2^2318236 is an apocalyptic number.

It is an amenable number.

2318236 is a deficient number, since it is larger than the sum of its proper divisors (1756604).

2318236 is a wasteful number, since it uses less digits than its factorization.

2318236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564 (or 2562 counting only the distinct ones).

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

The square root of 2318236 is about 1522.5754496904. The cubic root of 2318236 is about 132.3485584334.

The spelling of 2318236 in words is "two million, three hundred eighteen thousand, two hundred thirty-six".