2311267248 has 120 divisors (see below), whose sum is σ = 6803671680. Its totient is φ = 731427840.

The previous prime is 2311267241. The next prime is 2311267261. The reversal of 2311267248 is 8427621132.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2311267241) 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 23 ways as a sum of consecutive naturals, for example, 231708 + ... + 241476.

It is an arithmetic number, because the mean of its divisors is an integer number (56697264).

Almost surely, 2^2311267248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2311267248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3401835840).

2311267248 is an abundant number, since it is smaller than the sum of its proper divisors (4492404432).

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

2311267248 is a wasteful number, since it uses less digits than its factorization.

2311267248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9867 (or 9858 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 2311267248 is about 48075.6409005642. The cubic root of 2311267248 is about 1322.1580951075.

The spelling of 2311267248 in words is "two billion, three hundred eleven million, two hundred sixty-seven thousand, two hundred forty-eight".