8081136 has 60 divisors (see below), whose sum is σ = 25850032. Its totient is φ = 2308608.

The previous prime is 8081123. The next prime is 8081153. The reversal of 8081136 is 6311808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3001 + ... + 5016.

Almost surely, 2^8081136 is an apocalyptic number.

It is an amenable number.

8081136 is an abundant number, since it is smaller than the sum of its proper divisors (17768896).

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

8081136 is a wasteful number, since it uses less digits than its factorization.

8081136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8038 (or 8029 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 8081136 is about 2842.7338953901. The cubic root of 8081136 is about 200.6738603446.

The spelling of 8081136 in words is "eight million, eighty-one thousand, one hundred thirty-six".