3126731244 has 96 divisors (see below), whose sum is σ = 9059151360. Its totient is φ = 817302528.

The previous prime is 3126731233. The next prime is 3126731249. The reversal of 3126731244 is 4421376213.

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

It is not an unprimeable number, because it can be changed into a prime (3126731249) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 110727 + ... + 136065.

It is an arithmetic number, because the mean of its divisors is an integer number (94366160).

Almost surely, 2^3126731244 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 3126731244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4529575680).

3126731244 is an abundant number, since it is smaller than the sum of its proper divisors (5932420116).

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

3126731244 is a wasteful number, since it uses less digits than its factorization.

3126731244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25479 (or 25477 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 3126731244 is about 55917.1820105413. The cubic root of 3126731244 is about 1462.2788026338.

The spelling of 3126731244 in words is "three billion, one hundred twenty-six million, seven hundred thirty-one thousand, two hundred forty-four".