2311248 has 40 divisors (see below), whose sum is σ = 6026400. Its totient is φ = 763264.

The previous prime is 2311237. The next prime is 2311249. The reversal of 2311248 is 8421132.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8458 + ... + 8726.

It is an arithmetic number, because the mean of its divisors is an integer number (150660).

2^2311248 is an apocalyptic number.

It is an amenable number.

2311248 is an abundant number, since it is smaller than the sum of its proper divisors (3715152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2311248 is a wasteful number, since it uses less digits than its factorization.

2311248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459 (or 453 counting only the distinct ones).

The product of its digits is 384, while the sum is 21.

The square root of 2311248 is about 1520.2789217772. The cubic root of 2311248 is about 132.2154424831.

It can be divided in two parts, 231124 and 8, that added together give a palindrome (231132).

The spelling of 2311248 in words is "two million, three hundred eleven thousand, two hundred forty-eight".