3133856 has 48 divisors (see below), whose sum is σ = 6985440. Its totient is φ = 1370880.

The previous prime is 3133853. The next prime is 3133861. The reversal of 3133856 is 6583313.

3133856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3133856³ = 92333301641894658048, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (3133853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10055 + ... + 10361.

It is an arithmetic number, because the mean of its divisors is an integer number (145530).

Almost surely, 2^3133856 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 3133856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3492720).

3133856 is an abundant number, since it is smaller than the sum of its proper divisors (3851584).

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

3133856 is a wasteful number, since it uses less digits than its factorization.

3133856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357 (or 349 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 3133856 is about 1770.2700358985. The cubic root of 3133856 is about 146.3388638599.

The spelling of 3133856 in words is "three million, one hundred thirty-three thousand, eight hundred fifty-six".