2381048136 has 256 divisors, whose sum is σ = 7174540800. Its totient is φ = 739031040.

The previous prime is 2381048123. The next prime is 2381048149. The reversal of 2381048136 is 6318401832.

It is an interprime number because it is at equal distance from previous prime (2381048123) and next prime (2381048149).

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

It is a self number, because there is not a number n which added to its sum of digits gives 2381048136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24546840 + ... + 24546936.

It is an arithmetic number, because the mean of its divisors is an integer number (28025550).

Almost surely, 2^2381048136 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 2381048136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3587270400).

2381048136 is an abundant number, since it is smaller than the sum of its proper divisors (4793492664).

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

2381048136 is an equidigital number, since it uses as much as digits as its factorization.

2381048136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 2381048136 is about 48795.9848348202. The cubic root of 2381048136 is about 1335.3324156434.

Adding to 2381048136 its reverse (6318401832), we get a palindrome (8699449968).

The spelling of 2381048136 in words is "two billion, three hundred eighty-one million, forty-eight thousand, one hundred thirty-six".