8133812 has 12 divisors (see below), whose sum is σ = 14853216. Its totient is φ = 3890040.

The previous prime is 8133809. The next prime is 8133841. The reversal of 8133812 is 2183318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44114 + ... + 44297.

It is an arithmetic number, because the mean of its divisors is an integer number (1237768).

Almost surely, 2^8133812 is an apocalyptic number.

It is an amenable number.

8133812 is a deficient number, since it is larger than the sum of its proper divisors (6719404).

8133812 is a wasteful number, since it uses less digits than its factorization.

8133812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88438 (or 88436 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 8133812 is about 2851.9838709221. The cubic root of 8133812 is about 201.1089398972.

The spelling of 8133812 in words is "eight million, one hundred thirty-three thousand, eight hundred twelve".