3133812 has 24 divisors (see below), whose sum is σ = 7977312. Its totient is φ = 949600.

The previous prime is 3133811. The next prime is 3133843. The reversal of 3133812 is 2183313.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3133811) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11739 + ... + 12002.

It is an arithmetic number, because the mean of its divisors is an integer number (332388).

Almost surely, 2^3133812 is an apocalyptic number.

It is an amenable number.

3133812 is an abundant number, since it is smaller than the sum of its proper divisors (4843500).

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

3133812 is a wasteful number, since it uses less digits than its factorization.

3133812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23759 (or 23757 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 3133812 is about 1770.2576083723. The cubic root of 3133812 is about 146.3381789805.

The spelling of 3133812 in words is "three million, one hundred thirty-three thousand, eight hundred twelve".