8135872 has 14 divisors (see below), whose sum is σ = 16144748. Its totient is φ = 4067904.

The previous prime is 8135861. The next prime is 8135873. The reversal of 8135872 is 2785318.

It is not an unprimeable number, because it can be changed into a prime (8135873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63498 + ... + 63625.

Almost surely, 2^8135872 is an apocalyptic number.

It is an amenable number.

8135872 is a deficient number, since it is larger than the sum of its proper divisors (8008876).

8135872 is a wasteful number, since it uses less digits than its factorization.

8135872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127135 (or 127125 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 8135872 is about 2852.3450001709. The cubic root of 8135872 is about 201.1259163345.

It can be divided in two parts, 81 and 35872, that added together give a palindrome (35953).

The spelling of 8135872 in words is "eight million, one hundred thirty-five thousand, eight hundred seventy-two".