8081212 has 24 divisors (see below), whose sum is σ = 14514192. Its totient is φ = 3936000.

The previous prime is 8081197. The next prime is 8081221. The reversal of 8081212 is 2121808.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

8081212 is a modest number, since divided by 1212 gives 808 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33412 + ... + 33652.

It is an arithmetic number, because the mean of its divisors is an integer number (604758).

Almost surely, 2^8081212 is an apocalyptic number.

It is an amenable number.

8081212 is a deficient number, since it is larger than the sum of its proper divisors (6432980).

8081212 is a wasteful number, since it uses less digits than its factorization.

8081212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The square root of 8081212 is about 2842.7472627724. The cubic root of 8081212 is about 200.6744894296.

The spelling of 8081212 in words is "eight million, eighty-one thousand, two hundred twelve".