3156228252 has 72 divisors (see below), whose sum is σ = 8044532496. Its totient is φ = 1043376384.

The previous prime is 3156228217. The next prime is 3156228277. The reversal of 3156228252 is 2528226513.

It is a happy number.

3156228252 is a `hidden beast` number, since 3 + 1 + 5 + 622 + 8 + 25 + 2 = 666.

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

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 2658403 + ... + 2659589.

It is an arithmetic number, because the mean of its divisors is an integer number (111729618).

Almost surely, 2^3156228252 is an apocalyptic number.

It is an amenable number.

3156228252 is an abundant number, since it is smaller than the sum of its proper divisors (4888304244).

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

3156228252 is a wasteful number, since it uses less digits than its factorization.

3156228252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747 (or 1742 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 3156228252 is about 56180.3190806175. The cubic root of 3156228252 is about 1466.8627079778.

The spelling of 3156228252 in words is "three billion, one hundred fifty-six million, two hundred twenty-eight thousand, two hundred fifty-two".