3112975740 has 192 divisors, whose sum is σ = 10633641984. Its totient is φ = 664215552.

The previous prime is 3112975721. The next prime is 3112975753. The reversal of 3112975740 is 475792113.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 905064 + ... + 908496.

It is an arithmetic number, because the mean of its divisors is an integer number (55383552).

Almost surely, 2^3112975740 is an apocalyptic number.

3112975740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3112975740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5316820992).

3112975740 is an abundant number, since it is smaller than the sum of its proper divisors (7520666244).

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

3112975740 is a wasteful number, since it uses less digits than its factorization.

3112975740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596 (or 3594 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 3112975740 is about 55794.0475319724. The cubic root of 3112975740 is about 1460.1313042602.

The spelling of 3112975740 in words is "three billion, one hundred twelve million, nine hundred seventy-five thousand, seven hundred forty".