3142856752 has 80 divisors (see below), whose sum is σ = 7177040640. Its totient is φ = 1305398016.

The previous prime is 3142856749. The next prime is 3142856789. The reversal of 3142856752 is 2576582413.

It is a junction number, because it is equal to n+sod(n) for n = 3142856699 and 3142856708.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 489499 + ... + 495877.

It is an arithmetic number, because the mean of its divisors is an integer number (89713008).

Almost surely, 2^3142856752 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 3142856752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3588520320).

3142856752 is an abundant number, since it is smaller than the sum of its proper divisors (4034183888).

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

3142856752 is a wasteful number, since it uses less digits than its factorization.

3142856752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6530 (or 6524 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 3142856752 is about 56061.1875721519. The cubic root of 3142856752 is about 1464.7882996173.

The spelling of 3142856752 in words is "three billion, one hundred forty-two million, eight hundred fifty-six thousand, seven hundred fifty-two".